D, glycolysis and the electron transport system 31, The process of splitting larger molecules into smaller ones is an aspect of metabolism c A、 fermentation B、 chemiosmosis C、 anabolism D、 catabolism 32. The pathway through which glucose is degraded to pyruvate is referred A, the citric acid cycle B the oxidation of pyruvate C、 glycolysis 33、 The reaction of take place within the cytosol of eukaryotic cells A. the electron transport chain B. chemiosmosis C. the citric acid cycle glycolysis 34. In the first step of the citric acid cycle, acetyl CoA reacts with oxaloacetate A、 NADH B、 citrate C、 pyruvate D、CO2 35. Which of the following is a major source of electrons for the electron transport chain in respiration A、ATPB、 NADH C、H2OD、 coenzyme 36. In the process of electron transport and ATP synthesis are coupled by a proton gradient across the inner mitochondrial membrane B, anaerobic respiration C、 decarboxylation D、 chemiosmosis 37. Which of the following is a common energy stored in glucose? A、 glucose→ oxygen→NADH→ water B、 glucose→NADH→ATP→ electron transport chain C、 glucose→NADH→ electron transport chain→ATP D、 glucose→ electron transport chain→ATP→NADH 38, Which multiprotein complex in the respiratory electron transport chain is esponsible for reducing molecular oxygen? A complex I(NADH dehydrogenase )B complex II(succinate dehydrogenase) C complex Ill( cytochrome bcr complex D complex IV(cytochrome oxidase)６ C、glycolysis and the krebs cycle D、glycolysis and the electron transport system. 31、The process of splitting larger molecules into smaller ones is an aspect of metabolism called A、fermentation B、chemiosmosis C、anabolism D、catabolism 32、The pathway through which glucose is degraded to pyruvate is referred to as A、the citric acid cycle B、the oxidation of pyruvate C、glycolysis D、aerobic respiration 33、The reaction of take place within the cytosol of eukaryotic cells. A. the electron transport chain B. chemiosmosis C. the citric acid cycle D. glycolysis 34、In the first step of the citric acid cycle, acetyl CoA reacts with oxaloacetate to form A、NADH B、citrate C、pyruvate D、CO2 35、Which of the following is a major source of electrons for the electron transport chain in respiration？ A、ATP B、NADH C、H2O D、coenzyme 36、In the process of electron transport and ATP synthesis are coupled by a proton gradient across the inner mitochondrial membrane. A、glycolysis B、anaerobic respiration C、decarboxylation D、chemiosmosis 37、Which of the following is a common energy stored in glucose？ A、glucose→oxygen→NADH→water B、glucose→NADH→ATP→electron transport chain C、glucose→NADH→electron transport chain→ATP D、glucose→electron transport chain→ATP→NADH 38、Which multiprotein complex in the respiratory electron transport chain is responsible for reducing molecular oxygen？ A.complexⅠ（NADH dehydrogenase）B.complex Ⅱ(succinate dehydrogenase) C.complex Ⅲ（cytochrome bc1 complex）D.complex Ⅳ(cytochrome oxidase)