Self- Assessment Bio 20a Final Exam 2024-2025/complete Actual Exam Questions And Correct Answers (Verified Answers )

SELF- ASSESSMENT BIO 20A FINAL EXAM 2024-2025/COMPLETE ACTUAL EXAM QUESTIONS AND CORRECT ANSWERS (VERIFIED ANSWERS ) ALREADY GRADED A+. The production of ATP by substrate-level phosphorylation occurs when... a. ATP synthesis is directly coupled to one of the steps of glycolysis or the citric acid cycle b. Protons are transported across the inner mitochondrial membrane by ATP synthase c. The electron transport chain creates a proton gradient across the outer mitochondrial membrane d. pyruvate is oxidized to acetyl CoA e. a and d - ANSWER-a. ATP synthesis is directly coupled to one of the steps of glycolysis or the citric acid cycle Which of the following statements about redox (oxidation-reduction) reactions are true? a. oxidation and reduction are coupled. b. A molecule is reduced if it gains electrons.c. A molecule is oxidized if it loses electrons d. They are required for fermentation e. all of the above - ANSWER-e. all of the above The inhibition of phosphofructokinase by high levels of ATP a. promotes fermentation b. inhibits glycolysis c. slows pyruvate oxidation d. promotes the citric acid cycle e. increases substrate-level phosphorylation - ANSWER-b. inhibits glycolysis ________ molecules of NADH are produced per glucose molecule during glycolysis which can be