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51. The yield from each pyruvate in the second stage includes. a. 4 NADH. b. 1 FADH2. c. 1 ATP. d. 3 CO2. e. all of these. Third stage of aerobic RESPIRATION—A BIG ENERGY PAYOFF. 52. When glucose is used as the energy source, the largest amount of ATP is produced in. a. glycolysis. b. acetyl-CoA formation. c. the Krebs cycle. d. substrate ... ................
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