W10Exam2 - Biology 172 Winter 2010 Second Hour Exam...

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1 Biology 172 Student Name ______________________________ Winter 2010 Signature ______________________________ Second Hour Exam Student ID ______________________________ February 22, 2010 GSI/USI ______________________________ PLEASE READ THESE IMPORTANT INSTRUCTIONS: This is FORM 1 Integrity and good academic conduct are expected of all students. By your signature requested above and on the Scantron, you pledge that you have not cheated, in any way, on this exam. 1. Please provide the information requested at the top of this page, then initial the remaining pages of the exam. 2. On the left side of the Scantron answer sheet, bubble in your NAME, three-digit DISCUSSION SECTION NUMBER, and eight-digit STUDENT ID NUMBER. Enter the number shown above in the FORM column. On the right side of the Scantron, provide your signature, the course number, and the date. Under the heading "Other," enter your GSI/USI's NAME. 3. For each multiple-choice question choose the one best, most complete answer. There are 35 multiple-choice questions worth 3 points each. Use a No. 2 pencil to mark your answers on the Scantron answer sheet . Do not make marks on the answer sheet outside of the designated areas. Do not fold the answer sheet. 4. There are 5 short-answer questions with points as noted. These should be answered in the space provided. The exam has 150 total points. 5. Only multiple choice answers entered on the ANSWER SHEET will be graded. Questions with more than one answer marked will be scored as incorrect. There is no penalty for guessing. You may change an answer on the answer sheet by completely erasing the incorrect answer. Do not cross out an incorrect answer; the scoring machine will count it as marked. 6. At the end of the exam, turn in BOTH the ANSWER SHEET and ALL PAGES OF THE EXAM BOOKLET to YOUR GSI/USI.
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2 QUESTIONS 1 - 35 ARE WORTH 3 POINTS EACH. 1. The role of oxygen gas in our cells is to A. catalyze reactions in glycolysis. B. produce CO 2 . C. form ATP. D. accept electrons from the electron transport chain. E. react with glucose to form pyruvate. 2. The drug antimycin A blocks electron transport in mitochondria. Therefore, in the presence of antimycin A, A. plants are able to produce more ATP than animal cells. B. a proton gradient builds up in the matrix of the mitochondria. C. ATP is not produced by oxidative phosphorylation. D. cells make more NADH by fermentation reactions. E. the electrons feed directly into the light reactions of photosynthesis. 3. Which of the following statements is NOT true about the oxidation of pyruvate (during pyruvate processing) in eukaryotes? A. Pyruvate oxidation occurs in the cytoplasm. B. Pyruvate oxidation only occurs if oxygen is present. C.
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This note was uploaded on 02/02/2012 for the course CHEM chem 215 taught by Professor Lee during the Winter '10 term at University of Michigan.

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W10Exam2 - Biology 172 Winter 2010 Second Hour Exam...

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