TEST REVIEW - Protein Synthesis ANSWERS ON LAST PAGE
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1 TEST REVIEW - Protein Synthesis ANSWERS ON LAST PAGE Multiple Choice Identify the letter of the choice that best completes the statement or answers the question 1 Where in a cell are the nucleic acids stored? a cell membrane c vacuole b nucleus d ribosome 2 Which of the following is identical for every cell in each of the four organs? a Amount of ATP c Size of cell b Function of cell d Genes in DNA 3 In human cells, the four nitrogen bases that make up the genetic code are shared with a primates only c mammals only b all eukaryotes, but no prokaryotes d all living organisms 4 Genes contain instructions for assembling a purines c proteins b nucleosomes d pyrimidines 5 Which of the following is a nucleotide found in DNA? a ribose + phosphate group + thymine c deoxyribose + phosphate group + uracil b ribose + phosphate group + uracil d deoxyribose + phosphate group + cytosine 6 Which of the following are found in both DNA and RNA? a ribose, phosphate groups, and adenine c phosphate groups, guanine, and cytosine b deoxyribose, phosphate groups, and d phosphate groups, guanine, and thymine guanine 7 Which type(s) of RNA is(are) involved in protein synthesis? a transfer RNA only c ribosomal RNA and transfer RNA only b messenger RNA only d messenger RNA, ribosomal RNA, and transfer RNA 8 How many codons are needed to specify five amino acids? a 5 c 3 b 10 d 12 9 DNA provides a very significant role in the formation and development of an organism What is that role? a encodes information c produces food material b provides protection from disease d releases energy 10 A linear code of 3 sequential bases on one side of a RNA molecule is a - a base pair c amino acid b codon d gene 11 What is the function of mrna? a providing the energy for the duplication of cells b preventing mutations in the genetic code c storing food material for keeping cells alive d carrying the genetic message from DNA in the nucleus to the ribosomes 12 Which of the following describes a role that ribosomes assume in the production of proteins? a Transports nutrients from inside the cell to the cell membrane to be used in making proteins b Produces energy for the cell to use during protein synthesis c Translates mrna into a specific amino acid chain d Rids the cell of leftover amino acids once the proteins have been synthesized
2 13 Which type of ribonucleic acid combines with proteins to form a ribosome? a mrna c srna b trna d rrna 14 What do these three statements describe? I Instructions for translating information into proteins II Alignment and sequence of genes on a chromosome III Composed of nucleotide triplets a protein synthesis c cell differentiation b genetic code d DNA fingerprinting 15 Draw a molecule of DNA Include the following: a use all four Nitrogen bases b label the sugar & phosphate c circle a single nucleotide 16 How many bases are needed to code for two amino acids? a 2 c 6 b 3 d 12 Completion Complete each sentence or statement 17 The Watson and Crick model of DNA is a(an), in which two strands are wound around each other 18 The order of nitrogenous bases in DNA determines the order of in proteins 19 During the first part of protein synthesis, takes place in the cell s nucleus and produces a strand of mrna from one strand of DNA 20 During the cell uses information from mrna to produce proteins
3 Use the codon wheel or codon chart in Figure 12-2 to answer the following questions Figure 12 2: The Genetic Code 21 What codon specifies the amino acid methionine? 22 What are the six codons that specify for the amino acid Arginine? 23 What amino acid does the codon UUA code for? 24 What amino acid does the codon GAC code for? 25 One side of a DNA molecule has the sequence TCGCAGTAA What is the sequence of the complementary strand of DNA? 26 One side of a DNA molecule has the sequence TACGATCCG What is the sequence of the complementary strand of mrna?
4 Use Figure 12-5 to answer the following questions Figure What process is represented in Figure 12-5? 28 Identify structure A in Figure Identify structures B & G in Figure Identify structure C in Figure Identify structure D in Figure Identify structure E in Figure Identify structure F in Figure What are Methionine and Asparagine?
5 TEST REVIEW - Protein Synthesis ANSWERS MULTIPLE CHOICE 1 ANS: B 2 ANS: D 3 ANS: D 4 ANS: C 5 ANS: D 6 ANS: C 7 ANS: D 8 ANS: A 9 ANS: A 10 ANS: B 11 ANS: D 12 ANS: C 13 ANS: D 14 ANS: B 15 ANS: A 16 ANS: C COMPLETION 17 ANS: double helix 18 ANS: amino acids 19 ANS: transcription 20 ANS: translation SHORT ANSWER 21 ANS: AUG 22 ANS: AGG AGA CGG CGC CGU CGA 23 ANS: Leucine 24 ANS: Aspartic Acid 25 ANS: AGC GTC ATT 26 ANS: AUG CUA GGC OTHER 27 ANS: protein synthesis translation 28 ANS: Nucleus 29 ANS: mrna 30 ANS: ribosome 31 ANS: trna 32 ANS: anticodon 33 ANS: codon 34 ANS: amino acids
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