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MCDB_1A_MT1_B_White_3_ - Name TA MCDB 1A Midterm...

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Name _________________________ TA ________________________ MCDB 1A Midterm Examination I October 19, 2010 Scantron Instructions: 1. Use a #2 pencil to complete the form. 2. Write your name and fill in the appropriate bubbles. 3. Write your perm. number in the ID number box and fill in the bubbles. 4. Write the color of your test in the space underneath the ID number box. 5. Fill in the entire rectangle of the answer you choose. If you erase, erase completely STAY CALM, CONCENTRATE AND GOOD LUCK GENETIC CODE, AND METABOLIC PATHWAYS DIAGRAMS AT END OF EXAM READ ALL QUESTIONS THOROUGHLY----IN ALL CASES, PICK THE BEST ANSWER 33 QUESTIONS - 3 POINTS EACH Test Color - 1 Point 1. Is this the correct chemistry for peptide bond formation? A. No B. Yes 2. Which of the following is a correct ordering according to size, from largest to smallest. A. nucleus, chromosome, gene, protein B. nucleus, chromosome, protein, gene C. chromosome, nucleus, protein, gene D. nucleus, protein, chromosome, gene E. none are correct 3. Consider the Hershey-Chase experiment. This was the experiment in which radioactive 32P and 35S was used to label the DNA and protein of phage T2. What was the purpose of this experiment? MCDB 1A MT1 B White (3) Version: 3 Page: 1
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4. Consider five mutations that cause the following codon changes. Which will not cause a change in the structure of the eventual protein? Original ("wild type") codon codon in mutated sequence 5. If the reaction A + B -------> C + D has a ! G = +9 kcal/mole, what would you expect about the reaction?
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