front 1 The equation, C6H12O6 + 6O2-->6CO2 + 6H2O (ATP + Heat), describes a reaction that | back 1 is exergonic |
front 2 The equation, C6H12O6 + 6O2-->6CO2 + 6H2O (ATP + Heat), describes which of the following processes? | back 2 cell respiration |
front 3 Which of the following are the final by-products of glucose oxidation during aerobic cell respiration? | back 3 ATP, heat, and carbon dioxide |
front 4 Which of the following processes will occur in the presence or absence of oxygen? | back 4 glycolysis |
front 5 Where does glycolysis takes place? | back 5 cytosol |
front 6 Which of the following is NOT a process of aerobic respiration? | back 6 lactate fermentation |
front 7 Which of the following is TRUE of the citric acid cycle? | back 7 It yields ATP, NADH, and FADH2 as energy intermediates. |
front 8 Which of the following function: location relationship is INCORRECT? | back 8 acetyl CoA formation; cytosol |
front 9 Which compound has the highest free energy and produces the most ATP when oxidized? | back 9 glucose |
front 10 Cellular respiration produces the most chemical in the form of ATP from which of the following? | back 10 oxidative phosphorylation |
front 11 How many ATP and NADH molecules are produced from each molecule of glucose in the citric acid cycle only? | back 11 2 ATP, 6 NADH |
front 12 How many net ATP and NADH molecules are produced from one molecule of glucose during glycolysis? | back 12 2 ATP, 2 NADH |
front 13 High-energy electrons from molecules of NADH and FADH2 are transferred to a chain of proteins within the electron transport chain. What is the final electron acceptor of the electron transport chain? | back 13 cytochrome c |
front 14 Which of the following statements is TRUE of both aerobic and anaerobic respiration? | back 14 Both use glycolysis to oxidize glucose to pyruvate and both produce NADH as high-energy intermediates. |
front 15 Which would be TRUE if a metabolic poison were to completely inhibit the function of mitochondrial ATP synthase? | back 15 The pH difference across the inner mitochondrial membrane would increase. |
front 16 Which of the following is most directly responsible for driving ATP synthase and the production of ATP in cellular respiration? | back 16 The ability of oxygen to rapidly capture an electron and energize ATP synthase. |
front 17 Which of the following statements about the electron transport chain in cell respiration is CORRECT? | back 17 The loss in free energy of the electron initially donated by NADH is used to transport H+ across the inner mitochondrial membrane against its electrochemical gradient. |
front 18 Assuming a fat molecule can be oxidized into 2 glycerol molecules, which are immediately converted to glyceraldehyde-3-phosphate, in intermediate glycolysis, how many ATP can be produced from a fat molecule? | back 18 36 |
front 19 Where are the protein complexes associated with the electron transport chain located? | back 19 mitochondrial inner membrane |
front 20 During glycolysis, glucose is broken down into | back 20 pyruvate. |
front 21 The ATP made during glycolysis is generated by | back 21 substrate-level phosphorylation. |
front 22 During the cleavage stage of glycolysis, fructose-1, 6 biphosphate is broken down into | back 22 two molecules of glyceraldehyde-3-phosphate. |
front 23 In addition to ATP, what are the end products of glycolysis? | back 23 NADH and pyruvate |
front 24 In the citric acid cycle, the acetyl group is removed from acetyl CoA and attached to oxaloacetate to form | back 24 citrate |
front 25 In the citric acid cycle, succinate is oxidized to form | back 25 fumarate. |
front 26 In the citric acid cycle, malate is oxidized to form | back 26 oxaloacetate |
front 27 The enzyme responsible for oxidizing pyruvate once it enters the mitochondrial matrix is | back 27 pyruvate dehydrogenase. |
front 28 Which pathway shows the correct path of electron transfer from a molecule of NADH? | back 28 NADH hydrogenase-->ubiquinone-->cytochrome b-c1-->cytochrome c--> cytochrome oxidase-->O2 |
front 29 Which pathway shows the correct path of electron transfer from a molecule of FADH2? | back 29 succinate reductase --> ubiquinone --> cytochrome b-c1--> cytochrome c --> cytochrome oxidase -->O2 |
front 30 Energy released by the electron transport chain is used to pump H+ ions into which location? | back 30 mitochondrial intermembrane space |
front 31 Sports physiologists at an Olympic training center wanted to monitor athletes to determine at what point their muscles were functioning anaerobically. They could do this by checking for the buildup of which molecule? | back 31 lactate |
front 32 Which of the following is INCORRECT for ethanol fermentation? | back 32 Results in a net production of NADH. |
front 33 Which of the following does NOT occur during yeast fermentation? | back 33 Lactate is produced |
front 34 When muscles cells are deprived of oxygen, the heart still pumps. What must the heart cells be able to do? | back 34 derive sufficient energy from fermentation |
front 35 Which of the following is NOT considered a secondary metabolite? | back 35 glucose |
front 36 Vanillin is to flavonoids as atropine is to | back 36 alkoloids. |