TEST NAME: Genetics unit test TEST ID: GRADE:07 SUBJECT:Life and Physical Sciences TEST CATEGORY: School Assessment

Save this PDF as:
 WORD  PNG  TXT  JPG

Size: px
Start display at page:

Download "TEST NAME: Genetics unit test TEST ID: GRADE:07 SUBJECT:Life and Physical Sciences TEST CATEGORY: School Assessment"

Transcription

1 TEST NAME: Genetics unit test TEST ID: GRADE:07 SUBJECT:Life and Physical Sciences TEST CATEGORY: School Assessment Genetics unit test Page 1 of 12

2 Student: Class: Date: 1. There are four blood types: A, B, AB, and O. The genes for both A and B blood types are dominant over O. What is the probability of a father with blood type O and a mother with blood type AB producing a child with blood type O? A. 0% B. 25% C. 75% D. 100% 2. A diagram of a homologous pair of rabbit chromosomes is shown. Homologous pairs of chromosomes code for the same traits and look alike. In which cell is there is an absence of homologous chromosomes? A. bone B. gamete C. liver D. skin 3. What can cause an offspring to have a physical trait neither of its parents has? A. a mutation in a parent s body cell B. a mutation in a parent s sex cell C. the natural selection of a trait D. the artificial selection of a trait Genetics unit test Page 2 of 12

3 4. When an egg and sperm form an embryo, the offspring that is formed will have genetic traits that are A. inherited from only one parent. B. created by the environment. C. passed on from two parents. D. learned from siblings. 5. Potatoes can reproduce asexually. Each sprout on a parent potato can grow into a new potato plant. How does the genetic material in the sprout compare to the parent potato? A. The sprout has a random genetic assortment. B. The sprout has twice the genetic material of the parent potato. C. The parent potato has twice the genetic material of the sprout. D. Both the sprout and the parent potato have the same genetic identity. 6. Sickle cell anemia is a genetic disease that affects the blood. The table below lists some characteristics of the disease. Genotype Homozygous, normal (two normal alleles) Heterozygous (one normal allele and one sickle cell allele) Homozygous with sickle cell disease (two copies of the sickle cell allele) Effects on health? Can pass a sickle cell allele on to children? Resistant to cholera? Resistant to malaria? no effect on health No No No no effect on health Yes No Yes can severely affect health Yes No No People who are homozygous for the trait usually have many health problems. People who have one copy of the sickle cell allele are usually healthy. Would it ever beneficial to have one copy of the sickle cell allele? A. yes, during an outbreak of cholera B. yes, during an outbreak of malaria C. no, because the allele does not protect against cholera D. no, because the allele does not protect against malaria Genetics unit test Page 3 of 12

4 7. A human body cell has 46 chromosomes. Which diagram represents mitosis in a human body cell? A. B. C. D. 8. Daffodils are plants that can perform both asexual and sexual reproduction. How does a daffodil population benefit more by reproducing sexually than asexually? A. It can reproduce more rapidly. B. It can adapt faster to its environment. C. It can increase the diversity of inherited traits. D. It can eliminate unfavorable traits from the gene pool. 9. Results from a simple heredity investigation can be displayed as a Punnett square, as a ratio, or as a fraction. All three methods can be used because A. three results are possible from a simple hereditary investigation. B. three generations of offspring can be produced in a simple hereditary investigation. C. all three methods can be used to show a different variation in the results. D. all three methods can be used to show the same information. 10. A red flowered plant (RR) is crossed with a white flowered plant (WW) and produces plants with pink flowers (RW). If two pink flowered plants are crossed, what color offspring could be produced? A. red, white, and pink B. red and white C. pink and red D. pink and white Genetics unit test Page 4 of 12

5 11. Which is the greatest benefit of sexual reproduction? A. capable of reproducing by meiosis B. ability to reproduce without a mate C. ability to produce genetically different offspring D. capable of producing offspring genetically identical to parent 12. In a gerbil population, the gene for coarse hair (H) is dominant, while the gene for smooth hair (h) is recessive. One pet store found that most of their customers want coarse haired gerbils. Which cross between male and female gerbils will produce the greatest number of coarse haired offspring? A. B. C. D. Genetics unit test Page 5 of 12

6 13. Use the Punnett square to answer the question that follows. In a monohybrid cross between two organisms heterozygous for a particular trait (Ff), what would be the predicted ratio of the offspring's genotypes? A. 1 FF: 3 Ff: 1 ff B. 1 FF: 2 Ff: 1 ff C. 2 FF: 2 Ff D. 3 Ff: 1 ff 14. In a population of cats, the gene for long hair (H) is dominant and the gene for short hair (h) is recessive. A breeder crosses a heterozygous long haired male with a homozygous short haired female. In a litter of four kittens, what percentage should the breeder expect to have long hair? A. 25% B. 50% C. 75% D. 100% 15. A snapdragon plant with red flowers (RR) is crossed with a snapdragon plant with white flowers (WW). Snapdragon flowers show incomplete dominance. A punnet square of the cross is shown below. If the cross produces four offspring, how many of each color flower would likely be produced? A. four red flowers B. four pink flowers C. two red flowers and two pink flowers D. two white flowers and two pink flowers Genetics unit test Page 6 of 12

7 16. Many invertebrate animals, such as the hydra, reproduce asexually. What form of reproduction in this stage of the life cycle of the hydra is shown in the diagram? A. fission B. budding C. fragmentation D. meiosis 17. In some plants, red flowers are dominant (R) and white flowers are recessive (r). Two plants are crossed and the offspring have a possibility of red flowers and white flowers. Which Punnett square shows the cross and its offspring? A. B. C. D. Genetics unit test Page 7 of 12

8 18. In dogs, black fur (B) is dominant over blond fur (b). The following is a Punnett square showing the possible outcome of a cross between a dog that is heterozygous (Bb) for fur color and a dog that is homozygous recessive (bb) for fur color. Part A: Explain what a genotype is and give an example of a genotype from this cross. Part B: Explain what a phenotype is and give an example of a phenotype from this cross. 19. A gene mutates in a type of bacteria. When these bacteria reproduce asexually, this mutation can only be inherited by A. different types of bacteria. B. cells in the bacteria that are non reproductive. C. bacteria cells that are missing the gene. D. direct descendants of the bacteria. 20. Meiosis is a type of cell division in which germ cells divide to produce haploid cells. Where does meiosis occur? A. brain cells B. bone cells C. muscle cells D. ovary cells 21. This diagram illustrates a type of reproductive process in an organism. Based on this information, what conclusion about the offspring labeled A is supported? A. It has acquired traits in response to its environment. B. It has a lower mass of genetic material than offspring B. C. It has the same genetic material as its parent. D. It has half as much genetic material as its parent. Genetics unit test Page 8 of 12

9 22. Some organisms reproduce sexually while other organisms reproduce asexually. Which would be an example of asexual reproduction? A. B. C. D. 23. Why does sexual reproduction result in more genetic diversity than asexual reproduction? A. Traits from two parents are combined. B. More organisms reproduce this way. C. Offspring grow in different environments. D. Offspring come from identical parents. 24. Mitosis and meiosis are similar processes. Which best describes what can only occur after meiosis? A. Parent cells can be either haploid or diploid. B. Products of cell division result in identical genotypes. C. Four daughter cells are produced by a single parent cell. D. The number of chromosomes per nucleus remains the same after division. 25. Onions can reproduce from bulbs. One parent bulb generates daughter bulbs with duplicate genetic information. Which is the most likely advantage of this kind of reproduction? A. Population size remains constant. B. Beneficial mutations are inevitable. C. Genetic variation is maximized. D. Large quantities of individuals can be produced rapidly. 26. Bacteria are organisms that reproduce asexually. What would the traits inherited by a newly produced bacterium be like? A. different from the traits of the single parent B. the same traits as the single parent C. different from the traits of two parents D. similar traits as two parents Genetics unit test Page 9 of 12

10 27. Plants can reproduce sexually and asexually. If one offspring is produced sexually while the other is produced asexually, what will only the sexually produced offspring have? A. both inherited and acquired traits B. a new combination of traits C. beneficial genetic traits D. a complete set of traits 28. In order to grow two of the exact same plants, a person would reproduce them asexually because the A. genetic diversity is greater. B. offspring would be genetically identical. C. recessive traits would emerge. D. negative traits are suppressed. 29. Which statement most accurately describes the influences on a person s length of life and quality of life? A. Genes alone determine both the length and quality of life. B. Behaviors alone determine both the length and quality of life. C. Both behaviors and genes influence the length and quality of life. D. Neither genes nor behaviors influence the length or quality of life. 30. The gametes of human males and females have the same number of chromosomes. Which best describes what happens to the chromosomes when typical male and female gametes combine to produce offspring? A. The chromosomes change shape. B. The number of chromosomes doubles. C. The chromosomes become larger in size. D. The number of chromosomes reduces by half. 31. Allele A is dominant in mice and allele a is recessive. Two mice with the gene combination Aa breed and produce four offspring as shown below. Which offspring has the recessive phenotype? A. 1 B. 2 C. 3 D What advantage do the offspring of a dandelion have by reproducing asexually? A. Reproduction occurs rapidly. B. Reproductive competition is increased. C. Mating compatibily improves. D. Diversity increases between generations. Genetics unit test Page 10 of 12

11 33. A child s sex is determined by the sex chromosomes of which person? A. grandfather B. grandmother C. mother D. father 34. Below are some influences on a person s quality of life. Influences on the Quality of Life 1 inheriting genetic diseases 2 using tobacco products 3 eating healthy food 4 drinking clean water Which is least controlled by human behavior? A. 1 B. 2 C. 3 D The Punnett square shows the cross between cabbage butterflies. B = white and b = yellow. Why are all the offspring white? A. Both parent butterflies were dominant for white color. B. Only one parent butterfly carried recessive yellow traits. C. Only one parent carried dominant and recessive color genes. D. Both parent butterflies carried recessive genes for yellow color. 36. A breeder of guinea pigs crosses a male guinea pig that has black fur with a female guinea pig that has white fur. The Punnett square demonstrates the cross which results in offspring that all have black fur. Part A Using the Punnett square, identify the term that best describes the genotype of the offspring. Part B Explain why all of the offspring were born with black fur. Genetics unit test Page 11 of 12

12 37. An organism s traits are largely determined by the genetic make up of its parents. A mutation in which kinds of cells in a parent could cause a new trait to appear in the parent s offspring? A. sperm or egg B. egg or nerve C. nerve or muscle D. muscle or sperm 38. In animals, female traits are passed down to offspring from A. sperm. B. seeds. C. pollen. D. eggs. 39. In one breed of dog, short hair is the dominant allele (H) while long hair is the recessive allele (h). If both parents have short hair and the offspring has long hair, which statement best describes the genetic characteristics of the offspring? A. The offspring received mutated genes from both parents. B. The offspring received one recessive allele from each parent. C. The offspring received one dominant allele from each parent. D. The offspring received a dominant and recessive allele from both parents. Genetics unit test Page 12 of 12

Name: Period: Date: PAP Meiosis, Genetics & Heredity Test Review KEY

Name: Period: Date: PAP Meiosis, Genetics & Heredity Test Review KEY Name: Period: Date: PAP Meiosis, Genetics & Heredity Test Review KEY 1. How are an organism s complex traits determined? DNA contains codes for proteins which are necessary for growth an functioning in

More information

11.1 The Work of Gregor Mendel

11.1 The Work of Gregor Mendel 11.1 The Work of Gregor Mendel Lesson Objectives Describe Mendel s studies and conclusions about inheritance. Describe what happens during segregation. Lesson Summary The Experiments of Gregor Mendel The

More information

Mr. Storie 10F Science Reproduction Unit Review. Reproduction Review YOU ARE EXPECTED TO KNOW THE MEANING OF ALL THE FOLLOWING TERMS:

Mr. Storie 10F Science Reproduction Unit Review. Reproduction Review YOU ARE EXPECTED TO KNOW THE MEANING OF ALL THE FOLLOWING TERMS: Reproduction Review YOU ARE EXPECTED TO KNOW THE MEANING OF ALL THE FOLLOWING TERMS: CHROMOSOME GENE DNA TRAIT HEREDITY INTERPHASE MITOSIS CYTOKINESIS ASEXUAL BINARY FISSION CELL CYCLE GENETIC DIVERSITY

More information

Heredity. Sarah crosses a homozygous white flower and a homozygous purple flower. The cross results in all purple flowers.

Heredity. Sarah crosses a homozygous white flower and a homozygous purple flower. The cross results in all purple flowers. Heredity 1. Sarah is doing an experiment on pea plants. She is studying the color of the pea plants. Sarah has noticed that many pea plants have purple flowers and many have white flowers. Sarah crosses

More information

INHERITANCE & VARIATION 22 APRIL 2015 Section A: Summary Content Notes

INHERITANCE & VARIATION 22 APRIL 2015 Section A: Summary Content Notes INHERITANCE & VARIATION 22 APRIL 2015 Section A: Summary Content Notes Monohybrid Crosses Incomplete Dominance and Co-dominance Incomplete dominance: when the dominant gene allele is not able to completely

More information

Easter School Life Sciences Grade 12. Genetics: Inheritance and Terminology 26 March 2013

Easter School Life Sciences Grade 12. Genetics: Inheritance and Terminology 26 March 2013 Genetics: Inheritance and Terminology 26 March 2013 Key Concepts Genetics is a science and specific terms are used. Make sure that you know and understand the following terms before you continue. Terminology

More information

Genetics Exam Review Questions

Genetics Exam Review Questions Name: Date: Genetics Exam Review Questions Multiple Choice: Select the best answer to complete each statement. 1. Mendel crossed pea plants with greens seeds (yy) with plants with yellow seeds (YY). The

More information

Mendel suggested that flower colour was controlled by inherited factors. Draw a ring around the correct answer to complete the following sentences.

Mendel suggested that flower colour was controlled by inherited factors. Draw a ring around the correct answer to complete the following sentences. Q. The diagrams show one of Mendel s experiments. He bred pea plants. Mendel suggested that flower colour was controlled by inherited factors. Draw a ring around the correct answer to complete the following

More information

GENETIC CROSSES. Monohybrid Crosses

GENETIC CROSSES. Monohybrid Crosses GENETIC CROSSES Monohybrid Crosses Objectives Explain the difference between genotype and phenotype Explain the difference between homozygous and heterozygous Explain how probability is used to predict

More information

Genetics (20%) Sample Test Prep Questions

Genetics (20%) Sample Test Prep Questions Genetics (20%) Sample Test Prep Questions Grade 7 (2a Genetics) Students know the differences between the life cycles and reproduction methods of sexual and asexual organisms. (pg. 106 Science Framework)

More information

2. Which hereditary rule explains why a self-fertilizing parent that is heterozygous for the A locus (Aa) can produce offspring that are AA or aa?

2. Which hereditary rule explains why a self-fertilizing parent that is heterozygous for the A locus (Aa) can produce offspring that are AA or aa? Heredity 1. Technology Enhanced Questions are not available in Word format. 2. Which hereditary rule explains why a self-fertilizing parent that is heterozygous for the A locus (Aa) can produce offspring

More information

Collated questions Demonstrate understanding of biological ideas relating to genetic variation DNA STRUCTURE

Collated questions Demonstrate understanding of biological ideas relating to genetic variation DNA STRUCTURE Collated questions Demonstrate understanding of biological ideas relating to genetic variation DNA STRUCTURE THE ROLE OF DNA IN INHERITANCE (2013:2) (a) Use the diagram above to help you explain the relationship

More information

BABY LAB. Let E = the dominant form of the gene / unattached earlobes Let e = the recessive form of the gene / attached earlobes E E

BABY LAB. Let E = the dominant form of the gene / unattached earlobes Let e = the recessive form of the gene / attached earlobes E E Baby Face 1 NAME BABY LAB BACKGROUND INFORMATION: Heredity is the passing of traits from parents to children. Hair color, eye color, eye shape, blood type and some diseases are all examples of traits that

More information

Chapter 13: Meiosis and Sexual Life Cycles

Chapter 13: Meiosis and Sexual Life Cycles Name Period Concept 13.1 Offspring acquire genes from parents by inheriting chromosomes 1. Let s begin with a review of several terms that you may already know. Define: gene locus gamete male gamete female

More information

Name: Class: Date: ID: A

Name: Class: Date: ID: A Name: Class: _ Date: _ Meiosis Quiz 1. (1 point) A kidney cell is an example of which type of cell? a. sex cell b. germ cell c. somatic cell d. haploid cell 2. (1 point) How many chromosomes are in a human

More information

MODULE 11: MENDELIAN GENETICS 1

MODULE 11: MENDELIAN GENETICS 1 PEER-LED TEAM LEARNING INTRODUCTORY BIOLOGY MODULE 11: MENDELIAN GENETICS 1 JOSEPH G. GRISWOLD, PH.D. (City College of New York, CUNY) I. Introduction In sexually reproducing animals, genetic information

More information

Genetics. The study of heredity. discovered the. Gregor Mendel (1860 s) garden peas.

Genetics. The study of heredity. discovered the. Gregor Mendel (1860 s) garden peas. GENETICS Genetics The study of heredity. Gregor Mendel (1860 s) discovered the fundamental principles of genetics by breeding garden peas. Genetics Alleles 1. Alternative forms of genes. 2. Units that

More information

Fundamentals of Genetics. Chapter 9

Fundamentals of Genetics. Chapter 9 Fundamentals of Genetics Chapter 9 Heredity: the transmission of genetic information from one generation to the next. Genes: Provide continuity between generations that is essential for life Control to

More information

GENETICS PROBLEMS Genetics Problems Lab 17-1

GENETICS PROBLEMS Genetics Problems Lab 17-1 GENETICS PROBLEMS Introduction: One of the facts of life involves the different types of offspring that can be produced as a result of sexual reproduction. Offspring may have traits of one parent, both

More information

Bio EOC Topics for Cell Reproduction: Bio EOC Questions for Cell Reproduction:

Bio EOC Topics for Cell Reproduction: Bio EOC Questions for Cell Reproduction: Bio EOC Topics for Cell Reproduction: Asexual vs. sexual reproduction Mitosis steps, diagrams, purpose o Interphase, Prophase, Metaphase, Anaphase, Telophase, Cytokinesis Meiosis steps, diagrams, purpose

More information

CIBI Midterm Examination III November 2005

CIBI Midterm Examination III November 2005 Name: CIBI3031-070 Midterm Examination III November 2005 Multiple Choice In each blank, identify the letter of the choice that best completes the statement or answers the question. 1. If a parent cell

More information

Concept 13.1 Offspring acquire genes from parents by inheriting chromosomes

Concept 13.1 Offspring acquire genes from parents by inheriting chromosomes Name Period Chapter 13: Meiosis and Sexual Life Cycles Concept 13.1 Offspring acquire genes from parents by inheriting chromosomes 1. Let s begin with a review of several terms that you may already know.

More information

Science 103: Practice Questions for Exam 3

Science 103: Practice Questions for Exam 3 Science 103: Practice Questions for Exam 3 SHORT ANSWER QUESTIONS: 1. An individual lost his father to Huntington s disease. His mother is healthy and in her 60 s. (a) What is the probability that the

More information

Name Period Date GENETICS

Name Period Date GENETICS Name Period Date GENETICS I. GREGOR MENDEL founder of genetics (crossed pea plants to study heredity = passing on of traits) 1. GENES make up chromosomes a. 2 genes (ALLELES) for every trait (1 from each

More information

Chapter 11 Genetics. STATE FRAMEWORKS 3. Genetics

Chapter 11 Genetics. STATE FRAMEWORKS 3. Genetics STATE FRAMEWORKS 3. Genetics Chapter 11 Genetics Central Concepts: Genes allow for the storage and transmission of genetic information. They are a set of instructions encoded in the nucleotide sequence

More information

Definition/Example Signature

Definition/Example Signature Engage: Who Remembers? Instructions: Discuss the following terms with other students. Try to find someone who can explain the term to you or give you an example of the term. Record the definition or example

More information

SEXUAL REPRODUCTION MRS. MAXEY

SEXUAL REPRODUCTION MRS. MAXEY SEXUAL REPRODUCTION MRS. MAXEY CHAPTER 1 SEXUAL REPRODUCTION As we discovered with asexual reproduction, not all living organisms reproduce asexually. So, now it is time to investigate the second type

More information

c. Law of Independent Assortment: Alleles separate and do not have an effect on another allele.

c. Law of Independent Assortment: Alleles separate and do not have an effect on another allele. Level Genetics Review KEY Describe the 3 laws that Gregor Mendel established after working with pea plants. a. Law of Dominance: states that the effect of a recessive allele is not observed when a dominant

More information

Lesson #1.7-Incomplete Dominance Codominance Dihybrid Crosses

Lesson #1.7-Incomplete Dominance Codominance Dihybrid Crosses Lesson #1.7-Incomplete Dominance Codominance Dihybrid Crosses Exceptions to Mendel s principles So far, offspring have either the phenotype of one parent or the other. Sometimes, there is no dominant or

More information

A. Multiple alleles B. Polygenic traits C. Incomplete dominance D. Autosomal inheritance

A. Multiple alleles B. Polygenic traits C. Incomplete dominance D. Autosomal inheritance 1. When neither allele is dominant, so that a heterzygote has a phenotype that is a blending of each of the homozygous phenotypes (such as one red color allele and one white color allele producing pink

More information

Ch.12 Reading and Concept Review Packet /20

Ch.12 Reading and Concept Review Packet /20 Name: Period: Date: Ch.12 Reading and Concept Review Packet /20 Term Chapter 12 Reading and Concept Review: page 308-333. Directions: Link the various terms into coherent sentence or two that connects

More information

Chapter 10 Active Reading Guide Meiosis and Sexual Life Cycles

Chapter 10 Active Reading Guide Meiosis and Sexual Life Cycles Name: AP Biology Mr. Croft Chapter 10 Active Reading Guide Meiosis and Sexual Life Cycles Section 1 1. Let s begin with a review of several terms that you may already know. Define: gene: locus: gamete:

More information

Chapter 11. Classical (Mendelian) Genetics

Chapter 11. Classical (Mendelian) Genetics Chapter 11 Classical (Mendelian) Genetics The study of how genes bring about characteristics, or traits, in living things and how those characteristics are inherited. Genetics Geneticist A scientist who

More information

NAME PER DATE. We'll analyze inheritance for the case where each parent has one A allele and one a allele (i.e. both parents are Aa).

NAME PER DATE. We'll analyze inheritance for the case where each parent has one A allele and one a allele (i.e. both parents are Aa). 1 NAME PER DATE GENETICS REVIEW We all know that children tend to resemble their parents in appearance. Parents and children generally have similar eye color, hair texture, height and other characteristics

More information

Biology 3 Mendelian Inheritance (CH 7)

Biology 3 Mendelian Inheritance (CH 7) Biology 3 Mendelian Inheritance (CH 7) Dr. Terence Lee Genetics Genetics 1 2.20 DNA holds the genetic information to build an organism. 2.21 RNA is a universal translator, reading DNA and directing protein

More information

Topic 6: Genetics. 1. The transfer of genes from parents to their offspring is known as

Topic 6: Genetics. 1. The transfer of genes from parents to their offspring is known as 1. The transfer of genes from parents to their offspring is known as 5. The diagram below represents a reproductive process that takes place in humans. (1) differentiation (2) heredity (3) immunity (4)

More information

Genetics Practice. 1. The diagram below shows the chromosomes from a cell after they were photographed under a microscope.

Genetics Practice. 1. The diagram below shows the chromosomes from a cell after they were photographed under a microscope. Name: Date: 1. The diagram below shows the chromosomes from a cell after they were photographed under a microscope. Which of the following questions may best be answered by studying an organism s chromosomes?.

More information

Mendelian and Non-Mendelian Heredity Grade Ten

Mendelian and Non-Mendelian Heredity Grade Ten Ohio Standards Connection: Life Sciences Benchmark C Explain the genetic mechanisms and molecular basis of inheritance. Indicator 6 Explain that a unit of hereditary information is called a gene, and genes

More information

Genetics 1 by Drs. Scott Poethig, Ingrid Waldron, and. Jennifer Doherty, Department of Biology, University of Pennsylvania, Copyright, 2011

Genetics 1 by Drs. Scott Poethig, Ingrid Waldron, and. Jennifer Doherty, Department of Biology, University of Pennsylvania, Copyright, 2011 Genetics 1 by Drs. Scott Poethig, Ingrid Waldron, and. Jennifer Doherty, Department of Biology, University of Pennsylvania, Copyright, 2011 We all know that children tend to resemble their parents in appearance.

More information

MENDELIAN GENETICS. genes and their interactions with the environment. Human height and intelligence are among these complex polygenic characters.

MENDELIAN GENETICS. genes and their interactions with the environment. Human height and intelligence are among these complex polygenic characters. Name: Dr. Gonzalez BSC2005 In-Class Worksheet MENDELIAN GENETICS Introduction In sexually reproducing animals, genetic information is passed from the parents to offspring by means of haploid gametes (egg

More information

Genetics & Inheritance

Genetics & Inheritance Genetics & Inheritance Part 1 Earth Day Creature! Genetics Terminology Genes are DNA sequences that contain instructions for building proteins or RNA molecules with enzymatic functions. Chromosomes are

More information

Chapter 13: Meiosis and Sexual Life Cycles

Chapter 13: Meiosis and Sexual Life Cycles Name Period Concept 13.1 Offspring acquire genes from parents by inheriting chromosomes 1. Let s begin with a review of several terms that you may already know. Define: gene locus gamete male gamete female

More information

The Continuity of Life How Cells Reproduce

The Continuity of Life How Cells Reproduce The Continuity of Life How Cells Reproduce Cell division is at the heart of the reproduction of cells and organisms Organisms can reproduce sexually or asexually. Some organisms make exact copies of themselves,

More information

Furry Family Pre-Test Questions

Furry Family Pre-Test Questions Furry Family Pre-Test Questions Name: Period: Date: 1) When will a recessive trait show its effect? a. Even if no recessive genes for that trait are present b. In the presence of one recessive gene c.

More information

Foundations of Genetics. Copyright The McGraw-Hill Companies, Inc. Permission required for reproduction or display

Foundations of Genetics. Copyright The McGraw-Hill Companies, Inc. Permission required for reproduction or display Foundations of Genetics 8.1 Mendel and the Garden Pea The tendency for traits to be passed from parent to offspring is called heredity Gregor Mendel (1822-1884) The first person to systematically study

More information

Dihybrid Cross. Dihybrid Cross. Incomplete Dominance

Dihybrid Cross. Dihybrid Cross. Incomplete Dominance Dihybrid Cross Dihybrid Cross Cross involving two traits Mendel Observed that the genes for the different characters he studied were passed on independently of one another Genes for these characters resided

More information

Chapter 2: Traits and How They Change

Chapter 2: Traits and How They Change Table of Contents Chapter 2: Traits and How They Change Section 2: Genetics Heredity x Genetics Mendel s experiments Punnett Square REVIEW: Genes are sections of DNA Genes have different Alleles A gene

More information

2. For example, tall plant, round seed, violet flower, etc. are dominant characters in a pea plant.

2. For example, tall plant, round seed, violet flower, etc. are dominant characters in a pea plant. Principles of Inheritance and Variation Class 12 Chapter 5 Principles of Inheritance and Variation Exercise Solutions Exercise : Solutions of Questions on Page Number : 93 Q1 : Mention the advantages of

More information

Genetics Copyright, 2009, by Dr. Scott Poethig, Dr. Ingrid Waldron, and Jennifer Doherty Department of Biology, University of Pennsylvania 1

Genetics Copyright, 2009, by Dr. Scott Poethig, Dr. Ingrid Waldron, and Jennifer Doherty Department of Biology, University of Pennsylvania 1 Genetics Copyright, 2009, by Dr. Scott Poethig, Dr. Ingrid Waldron, and Jennifer Doherty Department of Biology, University of Pennsylvania 1 We all know that children tend to resemble their parents in

More information

Cell Division. Use Target Reading Skills. This section explains how cells grow and divide.

Cell Division. Use Target Reading Skills. This section explains how cells grow and divide. Cell Processes and Energy Name Date Class Cell Processes and Energy Guided Reading and Study Cell Division This section explains how cells grow and divide. Use Target Reading Skills As you read, make a

More information

Assessment Schedule 2013 Science: Demonstrate understanding of biological ideas relating to genetic variation (90948)

Assessment Schedule 2013 Science: Demonstrate understanding of biological ideas relating to genetic variation (90948) NCEA Level 1 Science (90948) 2013 page 1 of 7 Assessment Schedule 2013 Science: Demonstrate understanding of biological ideas relating to genetic variation (90948) Evidence Statement Expected Coverage

More information

Genetics: The Science of Heredity

Genetics: The Science of Heredity Chapter 3 Genetics: The Science of Heredity Objectives Describe the results of Mendel's Experiment. Identify the role of alleles in controlling the inheritance of traits. Page 70 This Baby Koala What is

More information

Genetics. The connection between Gene expression and Genetics. Genotype is the genetic make up of an organism (gene), which codes for a protein.

Genetics. The connection between Gene expression and Genetics. Genotype is the genetic make up of an organism (gene), which codes for a protein. Genetics The connection between Gene expression and Genetics Genotype is the genetic make up of an organism (gene), which codes for a protein. The protein has a specific function which produces a trait.

More information

Complex Inheritance. Mendel observed monogenic traits and no linked genes It s not usually that simple.

Complex Inheritance. Mendel observed monogenic traits and no linked genes It s not usually that simple. Complex Inheritance Mendel observed monogenic traits and no linked genes It s not usually that simple. Other Types of Inheritance Incomplete Dominance The phenotype of the heterozygote is intermediate

More information

Bb Tt Ll Aa Hh Ee. 6. Use the code to DRAW (build) A PICTURE OF WHAT THIS SNOWBABY WILL LOOK LIKE.

Bb Tt Ll Aa Hh Ee. 6. Use the code to DRAW (build) A PICTURE OF WHAT THIS SNOWBABY WILL LOOK LIKE. Snowman (Snowpeople) GENETICS NAME The GENOTYPE for your parent Snowperson is: Bb Tt Ll Aa Hh Ee 1. This parent is for all of its alleles. homozygous heterozygous 2. What is its PHENOTYPE? 3. Draw (build)

More information

SHOULD THIS DOG BE CALLED SPOT?

SHOULD THIS DOG BE CALLED SPOT? SHOULD THIS DOG BE CALLED SPOT? Imagine this microscopic drama. A sperm cell from a male dog fuses with an egg cell from a female dog. Each dog s gamete carries 39 chromosomes. The zygote that results

More information

Name: Period: Genetics Problems

Name: Period: Genetics Problems Name: Period: Genetics Problems Basics 1. The following pairs of letters represent alleles of different genotypes. Indicate which pairs are Heterozygous and which are Homozygous. Also indicate whether

More information

What is Genetics? Genetics is the scientific study of heredity

What is Genetics? Genetics is the scientific study of heredity What is Genetics? Genetics is the scientific study of heredity What is a Trait? A trait is a specific characteristic that varies from one individual to another. Examples: Brown hair, blue eyes, tall, curly

More information

Non-Disjunction Review. tent/animations/content/mistakesmei osis/mistakesmeiosis.html

Non-Disjunction Review.  tent/animations/content/mistakesmei osis/mistakesmeiosis.html Non-Disjunction Review http://www.sumanasinc.com/webcon tent/animations/content/mistakesmei osis/mistakesmeiosis.html Lesson# 1.6- Genetic Diversity and Heredity Gregor Mendel (1822-1884) Pioneer of genetics

More information

Name Date Period. Review on Incomplete Dominance/ Codominance and Multiple Alleles

Name Date Period. Review on Incomplete Dominance/ Codominance and Multiple Alleles Pollen Name DatePeriod Review on Incomplete Dominance/ Codominance and Multiple Alleles 1. In snapdragon flowers, the red (C R ) and white (C W ) flower color alleles exhibit incomplete dominance. Flowers

More information

Biology 160 Lab Module 12 Mendelian Genetics

Biology 160 Lab Module 12 Mendelian Genetics BIOL& 160 Clark College 1 Biology 160 Lab Module 12 Mendelian Genetics Name Learning Outcomes Upon successful completion of this lab, you should be able to: 1. Understand character inheritance, allelic

More information

BIOLOGY I Study Guide # 5: Topic Genetics 1

BIOLOGY I Study Guide # 5: Topic Genetics 1 BIOLOGY I Study Guide # 5: Topic Genetics 1 Biology Textbook pg. 262 285, 340-365 Name: I. Mendelian Genetics (pg. 263 272) Define: a. genetics: b. fertilization: c. true-breeding: d. trait: e. hybrid:

More information

Problem Set 4 BILD10 / Winter 2014

Problem Set 4 BILD10 / Winter 2014 1) The DNA in linear eukaryotic chromosomes is wrapped around proteins called, which keep the DNA from getting tangled and enable an orderly, tight, and efficient packing of the DNA inside the cell. A)

More information

Genetics. PART I: Mitosis & Meiosis prerequisites for inheritance. A. Mitosis. Review: A closer look inside of the nucleus: DNA: chromatin:

Genetics. PART I: Mitosis & Meiosis prerequisites for inheritance. A. Mitosis. Review: A closer look inside of the nucleus: DNA: chromatin: Genetics PART I: Mitosis & Meiosis prerequisites for inheritance A. Mitosis Review: A closer look inside of the nucleus: DNA: chromatin: chromosome: parts: chromatid: centromere: telomere: 1 Mitosis &

More information

BIOL100 Laboratory Assignment 5: Genetics. Name: Part A:

BIOL100 Laboratory Assignment 5: Genetics. Name: Part A: BIOL100 Laboratory Assignment 5: Genetics Name: Part A: Genes are regions o chromosomes that code or a speciic product, usually a protein. In diploid organisms, each cell contains two copies o each chromosome

More information

Opening Activity: Latin Root Word: Review of Old Information:

Opening Activity: Latin Root Word: Review of Old Information: Section: 3.4 Opening Activity: Latin Root Word: Review of Old Information: Name: 1. In seals, the allele for long whiskers (L) is dominant and the allele for short whiskers (l) is recessive. What are the

More information

The Mendelian Genetics of Corn

The Mendelian Genetics of Corn The Mendelian Genetics of Corn (Adapted from Mendelian Genetics for Corn by Carolina Biological Supply Company) Objectives: In this laboratory investigation, you will: a. Use corn to study genetic crosses.

More information

Assessment Schedule 2012 Science: Demonstrate understanding of biological ideas relating to genetic variation (90948)

Assessment Schedule 2012 Science: Demonstrate understanding of biological ideas relating to genetic variation (90948) NCEA Level 1 Science (90948) 2012 page 1 of 5 Assessment Schedule 2012 Science: Demonstrate understanding of biological ideas relating to genetic variation (90948) Assessment Criteria ONE (a) (b) DNA contains

More information

Heredity - Patterns of Inheritance

Heredity - Patterns of Inheritance Heredity - Patterns of Inheritance Genes and Alleles A. Genes 1. A sequence of nucleotides that codes for a special functional product a. Transfer RNA b. Enzyme c. Structural protein d. Pigments 2. Genes

More information

7 th Grade Science Genetics Review

7 th Grade Science Genetics Review 7 th Grade Science Genetics Review #1 The passing of traits from one generation to the next. A: Dominant traits B: Heredity C: Trait acquisition D: None of these B. Heredity #2 Which would result in the

More information

Question #1. How many different kinds of gametes could the following individuals produce? 1. aabb 2. CCDdee 3. AABbCcDD 4. MmNnOoPpQq 5.

Question #1. How many different kinds of gametes could the following individuals produce? 1. aabb 2. CCDdee 3. AABbCcDD 4. MmNnOoPpQq 5. GENETIC PROBLEMS Question #1 How many different kinds of gametes could the following individuals produce? 1. aabb 2. CCDdee 3. AABbCcDD 4. MmNnOoPpQq 5. UUVVWWXXYYZz Question #1 Remember the formula 2

More information

Chapter 18. Genes and Medical Genetics

Chapter 18. Genes and Medical Genetics 1 Chapter 18 Genes and Medical Genetics 2 1 Outline Genotype vs. Phenotype Dominant vs. Recessive Traits Punnett Squares Autosomal Recessive Disorders Autosomal Dominant Disorders Pedigree Charts Multiple

More information

Biology Chapter 7 Beyond Mendel Notes

Biology Chapter 7 Beyond Mendel Notes Biology Chapter 7 Beyond Mendel Notes Phenotype: Genotype: What is Mendelian inheritance controlled by? Incomplete Dominance:. Example of Incomplete Dominance: Example Number 2 When green betta fish (B

More information

THE SKILLS YOU NEED TO KNOW:

THE SKILLS YOU NEED TO KNOW: BIOLOGY DNA, GENES, CHROMOSOMES p 55 DNA is the genetic code in the nucleus of cells A Chromosome is a strand of coiled up DNA DNA consists of sequences of bases: A, C, T & G A Gene is a section of DNA

More information

Meiosis and Sexual Life Cycles

Meiosis and Sexual Life Cycles Meiosis and Sexual Life Cycles Chapter 13 1 Ojectives Distinguish between the following terms: somatic cell and gamete; autosome and sex chromosomes; haploid and diploid. List the phases of meiosis I and

More information

LAB : PAPER PET GENETICS. male (hat) female (hair bow) Skin color green or orange Eyes round or square Nose triangle or oval Teeth pointed or square

LAB : PAPER PET GENETICS. male (hat) female (hair bow) Skin color green or orange Eyes round or square Nose triangle or oval Teeth pointed or square Period Date LAB : PAPER PET GENETICS 1. Given the list of characteristics below, you will create an imaginary pet and then breed it to review the concepts of genetics. Your pet will have the following

More information

INTRODUCTION TO GENETICS USING TOBACCO (Nicotiana tabacum) SEEDLINGS

INTRODUCTION TO GENETICS USING TOBACCO (Nicotiana tabacum) SEEDLINGS INTRODUCTION TO GENETICS USING TOBACCO (Nicotiana tabacum) SEEDLINGS By Dr. Susan Petro Based on a lab by Dr. Elaine Winshell Nicotiana tabacum Objectives To apply Mendel s Law of Segregation To use Punnett

More information

Multiple Choice Review Mendelian Genetics & Inheritance Patterns

Multiple Choice Review Mendelian Genetics & Inheritance Patterns Multiple Choice Review Mendelian Genetics & 1. Jean-Baptiste Lamarck introduced a theory about inheritance in the early 1800s. Which of the following accurately describes his Theory of Acquired Characteristics?

More information

Assessment Schedule 2014 Biology: Demonstrate understanding of genetic variation and change (91157) Evidence Statement

Assessment Schedule 2014 Biology: Demonstrate understanding of genetic variation and change (91157) Evidence Statement NCEA Level 2 Biology (91157) 2014 page 1 of 5 Assessment Schedule 2014 Biology: Demonstrate understanding of genetic variation and change (91157) Evidence Statement NCEA Level 2 Biology (91157) 2014 page

More information

Mendel s Laws. Patterns of Gene Inheritance. Gregor Mendel. What We Know Now. Gene locus. The Inheritance of a Single Trait.

Mendel s Laws. Patterns of Gene Inheritance. Gregor Mendel. What We Know Now. Gene locus. The Inheritance of a Single Trait. Mendel s Laws Patterns of Gene Inheritance Gregor Mendel - Austrian monk Developed laws of heredity Worked with pea plants Investigated genetics at organism level Gregor Mendel What Mendel Said: 1. Characteristics

More information

Multiple Choice Review - Heredity

Multiple Choice Review - Heredity Questions #1-3 refer to the following situation: Multiple Choice Review - Heredity In humans, detached earlobes (D) is dominant to attached earlobes (d). Alison and her father have attached earlobes. Her

More information

Assessment Schedule 2013 Biology: Demonstrate understanding of genetic variation and change (91157)

Assessment Schedule 2013 Biology: Demonstrate understanding of genetic variation and change (91157) NCEA Level 2 Biology (91157) 2013 page 1 of 5 Assessment Schedule 2013 Biology: Demonstrate understanding of genetic variation and change (91157) Assessment Criteria with with Excellence Demonstrate understanding

More information

A trait is a variation of a particular character (e.g. color, height). Traits are passed from parents to offspring through genes.

A trait is a variation of a particular character (e.g. color, height). Traits are passed from parents to offspring through genes. 1 Biology Chapter 10 Study Guide Trait A trait is a variation of a particular character (e.g. color, height). Traits are passed from parents to offspring through genes. Genes Genes are located on chromosomes

More information

Biology 1406 Exam 4 Notes Cell Division and Genetics Ch. 8, 9

Biology 1406 Exam 4 Notes Cell Division and Genetics Ch. 8, 9 Biology 1406 Exam 4 Notes Cell Division and Genetics Ch. 8, 9 Ch. 8 Cell Division Cells divide to produce new cells must pass genetic information to new cells - What process of DNA allows this? Two types

More information

Biology 201 (Genetics) Exam #1 21 September 2004

Biology 201 (Genetics) Exam #1 21 September 2004 Name KEY Biology 201 (Genetics) Exam #1 21 September 2004 Read the question carefully before answering. Think before you write. Be concise. You will have up to 85 minutes hour to take this exam. After

More information

Punnett Square: Monohybird Crosses

Punnett Square: Monohybird Crosses Punnett Squares A Punnett square is a mathematical device used by geneticists to show combinations of gametes and to predict offspring ratios. There are a few fundamental concepts of Punnett squares that

More information

CCR Biology - Chapter 7 Practice Test - Summer 2012

CCR Biology - Chapter 7 Practice Test - Summer 2012 Name: Class: Date: CCR Biology - Chapter 7 Practice Test - Summer 2012 Multiple Choice Identify the choice that best completes the statement or answers the question. 1. A person who has a disorder caused

More information

Name period date assigned date due date returned. Heredity Questions. 1. How many chromosomes are located in each human nucleus?

Name period date assigned date due date returned. Heredity Questions. 1. How many chromosomes are located in each human nucleus? H Science Name period date assigned date due date returned 1. How many chromosomes are located in each human nucleus? 2. What four bases is DNA made of? 1. 2. 3. 4. 3. What pairs with cytosine? adenine?

More information

Genetics Packet ~ Punnett Square Practice KEY

Genetics Packet ~ Punnett Square Practice KEY Basics Name: Date: Block: Genetics Packet ~ Punnett Square Practice KEY 1. The following pairs of letters represent alleles of different genotypes. Indicate which pairs are Heterozygous and which are Homozygous.

More information

REPRODUCTION & DEVELOPMENT

REPRODUCTION & DEVELOPMENT Name Per Date REPRODUCTION & DEVELOPMENT I. CHROMOSOMES rod shaped structures in nucleus consist of genes which contain genetic information (DNA) sex chromosomes determine sex of an organism a. EGGS =

More information

PSI Biology Mendelian Genetics & Inheritance Patterns

PSI Biology Mendelian Genetics & Inheritance Patterns Mendelian Genetics & Mendelian Genetics Classwork 1. Sexual reproduction takes a very significant toll on those species that utilize this process. What is the benefit that sexual reproduction offers for

More information

2. If you are a male, how many chromosomes did you get from your mother? A. 1 B. 22 C. 23 D. 46

2. If you are a male, how many chromosomes did you get from your mother? A. 1 B. 22 C. 23 D. 46 3rd lecture test BIOL 1010 12:30 Fall 08 1. In mitosis an organism starts with a diploid cell that has 12 chromosomes. At the end of mitosis, how many cells are produced, and how many chromosomes will

More information

Name Date Period. Genetics Review

Name Date Period. Genetics Review Name Date Period Genetics Review MULTIPLE CHOICE: Circle the answer that best completes the sentence. The Austrian monk whose experiments with pea plants were the beginning of our understanding of genetics

More information

Recommended Resources: The following resources may be useful in teaching this

Recommended Resources: The following resources may be useful in teaching this Unit E: Plant Propagation Lesson 1: Understanding Sexual Reproduction Student Learning Objectives: Instruction in this lesson should result in students achieving the following objectives: 1. Discuss the

More information

Chapter 13: Meiosis and Sexual Life Cycles

Chapter 13: Meiosis and Sexual Life Cycles Name Period Chapter 13: Meiosis and Sexual Life Cycles Concept 13.1 Offspring acquire genes from parents by inheriting chromosomes 1. Let s begin with a review of several terms that you may already know.

More information

Single-Gene Inheritance (Learning Objectives) Review the presence of homologous chromosomes in diploid organisms that reproduce sexually, the

Single-Gene Inheritance (Learning Objectives) Review the presence of homologous chromosomes in diploid organisms that reproduce sexually, the Single-Gene Inheritance (Learning Objectives) Review the presence of homologous chromosomes in diploid organisms that reproduce sexually, the definitions of karyotype, autosomes and sex chromosomes. Recognize

More information

Genetics 1. Defective enzyme that does not make melanin. Very pale skin and hair color (albino)

Genetics 1. Defective enzyme that does not make melanin. Very pale skin and hair color (albino) Genetics 1 We all know that children tend to resemble their parents. Parents and their children tend to have similar appearance because children inherit genes from their parents and these genes influence

More information

Biology Final Exam Study Guide: Semester 2

Biology Final Exam Study Guide: Semester 2 Biology Final Exam Study Guide: Semester 2 Questions 1. Scientific method: What does each of these entail? Investigation and Experimentation Problem Hypothesis Methods Results/Data Discussion/Conclusion

More information

Incomplete Dominance and Codominance

Incomplete Dominance and Codominance Name: Date: Period: Incomplete Dominance and Codominance 1. In Japanese four o'clock plants red (R) color is incompletely dominant over white (r) flowers, and the heterozygous condition (Rr) results in

More information

Genetic Problems (I) SINGLE GENE INHERITANCE

Genetic Problems (I) SINGLE GENE INHERITANCE Genetic Problems (I) SINGLE GENE INHERITANCE 1. What are the expected phenotypic and genotypic ratios in the F1 generation? a. P= Pure bred black mated with white b. P= Hybrid black mated with white c.

More information