SampleMT2Key

SampleMT2Key - 2 BIS101 Sample Midterm answer(s aboutDNA...

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A. @ c. a) E. A. @ BIS101 Sample Midterm 2 l. Which of the following statements about DNA ligase is true? Circle the correct answer(s). (6 pts.) Catalyzes the formation of hydrogen bonds between adjacent 5'-P and 3'-OH termini Adds an AMP to the 5' end of DNA Adds a methyl group to the 3' end of DNA Catalyzes a covalent bond between the 5'-P and 3'-OH of DNA termini Catalyzes a covalent bond between the 3'-OH of DNA and the 5'-P of RNA 2. Which of the following statements best describes semiconservative discontinuous DNA replication? Circle the correct answer(s) (6 pts.) In prokaryotes, DNA replication begins at multiple origins of replication At the replication fork, one of the daughter strands is synthesized in short pieces, which are subsequently joined together C. At the replication fork, botJr daughter strands are synthesized in short pieces, which are subsequently joined together At the replication fork, one of the daughter strands is replicated in a one long piece that does not need to be subsequently joined together. E. Once DNA synthesis starts, polymerization continues uninterrupted until replication is complete. 3. Which of the following statements is not a key property of hereditary material? Circle the conect answer. (6 pts.) A. It must be capable of being copied accurately. B. It must encode the information necessary to fo.* p.otrin prff C. o E. It must undergo occasional mutation. It must be able
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A. B. c. @ BIS10l Sample Midterm 2 4. If the GC content of a DNA molecule is 56Vo, what are the percentages ofthe four bases (A, T, G and C) in the molecule? Circle the correct answer. (6 pts.) 25Vo (A),25Vo (t), 25Vo (G),25Vo (C) 28Vo (A),28Vo Q),22Vo (G),22Vo (C) 22Eo (A),28% (t),22Vo (G),28Vo (C) 22Vo (A),22Vo (l),28Vo (G),28Vo (C) 5. Shown below are the results of a genetic profiling test to establish
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SampleMT2Key - 2 BIS101 Sample Midterm answer(s aboutDNA...

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