OpenStax Microbiology test bank Chapter 5,6,7, and mastering chapter 8

OpenStax Microbiology test bank Chapter 5,6,7, and mastering chapter 8 1) Which of the following compounds is NOT an enzyme? A) dehydrogenase B) cellulase C) coenzyme A D) β-galactosidase E) sucrase 2) Figure 5.1 Which compound is being reduced in the reaction shown in Figure 5.1? A) isocitric acid and α-ketoglutaric acid B) α-ketoglutaric acid and NAD+ C) NAD+ D) NADH E) NADH and isocitric acid 3) Which organism is NOT correctly matched to its energy source? A) photoheterotroph - light B) photoautotroph - CO2 C) chemoautotroph - Fe2+ D) chemoheterotroph - glucose E) chemoautotroph-NH3 4) Which of the following statements about anaerobic respiration is FALSE? A) It yields lower amounts of ATP when compared to aerobic respiration. B) The complete Kreb's cycle is utilized. C) It involves the reduction of an organic final electron acceptor. D) It generates ATP. E) It requires cytochromes. STUDYCLOCK EXAM REVIEW 5) Figure 5.2 What type of reaction is in Figure 5.2? A) decarboxylation B) transamination C) dehydrogenation D) oxidation E) reduction 6) What is the fate of pyruvic acid in an organism that uses aerobic respiration? A) It is reduced to lactic acid. B) It reacts with oxaloacetate to form citrate. C) It is oxidized in the electron transport chain. D) It is catabolized in glycolysis. E) It is converted into acetyl CoA. 7) Figure 5.3 How would a noncompetitive inhibitor interfere with a reaction involving the enzyme shown in Figure 5.3? A) It would bind to a. B) It would bind to b. C) It would bind to c. D) It would bind to d. E) The answer cannot be determined based on the information provided. 8) Figure 5.4 How is ATP generated in the reaction shown in Figure 5.4? A) glycolysis B) fermentation C) photophosphorylation D) oxidative phosphorylation E) substrate-level phosphorylation 9) Fatty acids are oxidized in A) the Krebs cycle. B) the electron transport chain. C) glycolysis. D) the pentose phosphate pathway. E) the Entner-Doudoroff pathway.