Key_Exam_3_08 - BIOLOGY 311C - Brand Spring 2008 NAME...

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Spring 2008 Exam 3 p. 1 BIO 311C Brand BIOLOGY 311C - Brand Spring 2008 NAME (printed very legibly) ________________ Key ____________________ UT-EID ________________ EXAMINATION 3 Before beginning, check to be sure that this exam contains 7 pages (including front and back) numbered consecutively, and that you have been provided with a clean Answer Sheet. Then immediately print your name and UT-EID legibly at the top of this page. Also print and bubble in your name and your UT-EID (not your social security number) on the front of the Answer Sheet in the spaces provided. The first 36 questions are “multiple choice”, with only one correct answer. Mark the letter corresponding to the correct answer to each of these questions in the appropriate location on the Answer Sheet, using a No. 2 pencil. Write answers to Questions 37 – 39 directly on this exam, in the spaces provided with the questions. Write in complete sentences if an explanation or a description is required. Print neatly if your handwriting is likely to be difficult to read. Turn in both this exam and the Answer Sheet after checking to be sure that your name is clearly written on both, and all questions have been answered in the appropriate locations. You must turn in your exam on or before 9:55 a.m. 1. The kind of bond in ATP that can be hydrolyzed to produce useful energy for the cell is a(n): a. ester bond. b. phosphodiester bond. c. acid anhydride bond. d. glycosidic bond. 2. Which one of the following molecules functions as a second messenger in eukaryotic cells? a. Insulin b. DNA polymerase c. cyclic AMP d. ATP synthase 3. Which one of the following is a modification of normal photosynthesis that allows desert plants to take up carbon dioxide only at night, and then perform normal photosynthesis during the following Day? a. CAM b. C 3 photosynthesis c. C 4 photosynthesis d. Photorespiration 4. Which one of the following is a process that results from the fact that RUBISCO can use O 2 as a substrate? a. CAM b. Photorespiration c. C 3 photosynthesis d. C 4 photosynthesis 5. Which one of the following possible fates of the pyruvate is best described as an anabolic process? a. Fermentation to a final product that is discarded from the cell b. Further metabolism by aerobic respiration to a C 2 alcohol c. Further metabolism by anaerobic respiration to CO 2 d. Conversion to an amino acid and incorporation into a protein
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Spring 2008 Exam 3 p. 2 BIO 311C Brand Δ G° = +5 kJ/mole for the reaction catalyzed by E 1 Δ G° = –15 kJ/mole for the reaction catalyzed by E 2 Δ G° = +5 kJ/mole for the reaction catalyzed by E 3 . The following two questions pertain to this pathway. 6. Which one of the following statements must be true according to Δ G° values of the individual reactions? a. This pathway is endergonic under standard conditions.
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Key_Exam_3_08 - BIOLOGY 311C - Brand Spring 2008 NAME...

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