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Unformatted text preview: syed (sms3768) HW7 sathasivan (48475) 1 This print-out should have 15 questions. Multiple-choice questions may continue on the next column or page find all choices before answering. 001 10.0 points Choose the sequence in which electrons move downhill during aerobic respiration. 1. glucose ATP electron transport chain NADH 2. food Krebs cycle ATP NAD + 3. food glycolysis Krebs cycle NADH ATP 4. glucose ATP oxygen 5. food NADH electron transport chain oxygen correct Explanation: The direction of flow of electrons during aerobic respiration is as follows: food NADH electron transport chain oxygen. 002 10.0 points When we exercise for a long time without rest, the muscle cells become deprived of oxygen. Which of the following is not produced in a muscle cell under such anaerobic conditions? 1. lactate 2. pyruvate 3. ethanol correct 4. NADH 5. ATP Explanation: 003 10.0 points During cellular respiration carbon skeletons are broken down and converted to other forms: I) lipids; II) polysaccharides; III) proteins. Which of these are sources of carbon skele- ton? 1. III only 2. II only 3. I and II only 4. I only 5. I, II and III correct Explanation: Proteins, polysaccharides and lipids are carbon sources....
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This note was uploaded on 05/02/2011 for the course BIOLOGY 311C taught by Professor Sathasivan during the Fall '10 term at University of Texas.
- Fall '10