1. During which metabolic stage is glucose broken down to pyruvate?

2. What molecule is essential for aerobic respiration to take place?

3. Which of the following is not one of the three major macromolecule components of food?

4. Which of the following molecules contains three phosphate groups?

5. Which of the following is not a coenzyme?

6. Organisms that acquire energy through photosynthesis are called which of the following?

7. In which protein complex in the inner mitochondrial membrane is FADH2 oxidized?

8. Organisms that acquire energy through ingestion of food are called which of the following?

9. Chemotrophs require _________ and produce _________ while phototrophs require _________ and produce _________.

10. In which protein complex in the inner mitochondrial membrane is ATP synthesized?

11. Metabolic reactions that synthesize molecules are classified as _________ while metabolic reactions that degrade molecules are classified as _________.

12. What type of metabolic reaction involves a loss of electrons from the molecule involved?

13. What molecule is produced when oxygen is reduced by the electrons in the electron transport chain?

14. What type of metabolic reaction involves a gain of electrons by the molecule involved?

15. How many molecules of carbon dioxide are generated during the citric acid cycle?

16. What type of metabolic reaction does not change the atomic make-up of the molecule involved?

17. How many molecules of ATP can be generated from one round of the citric acid cycle?

18. What type of metabolic reaction involves the transfer of a phosphate group?

19. Which of the following is not a component of the chemotrophic respiratory pathway?

20. What is the name of the molecule generated in the final step of the citric acid cycle and is also used in the first step?

21. Respiration that occurs without oxygen is classified as which of the following

22. What is the main cellular structure involved in respiration?

23. Which of the following does not accurately describe the glycolytic pathway?

24. How many carbon atoms are found in one molecule of glucose?

25. What is the end product of aerobic glycolysis?

26. In what part of the cell does glycolysis take place?

27. An enzyme that catalyzes a reaction that adds a phosphate group to a molecule is called which of the following?

28. In the second step of glycolysis, the enzyme phosphoglucose isomerase converts glucose-6- phosphate to fructose-6-phosphate. This reaction converts a ___-carbon molecule to a ___- carbon molecule.

29. What is the name of the glycolytic enzyme that converts dihydroxyacetone phosphate (DHAP) to glyceraldehyde-3-phosphate (GAP)?

30. Which of the following molecules is not either oxidized or reduced during electron flow through the electron transport chain?

31. How many molecules of ATP are produced during glycolysis (the net gain of ATP molecules)?

32. Which of the following atoms is involved in glycolytic reactions to shield negative charges?

33. Which of the following metabolic processes generates the most ATP?

34. What class of enzyme is involved in transferring a functional group from one position on a molecule to another?

35. Where in an aerobic cell is NADH oxidized?

36. Which of the following events do not take place in the mitochondria?

37. Which of the following is not a possible anaerobic glycolytic product?

38. Ethanol is a product of which of the following processes?

39. Which of the following is not a structural component of the mitochondria?

40. What is the starting material of the citric acid cycle?

41. Which stage in respiration produces the most coenzymes?

42. The outer mitochondrial membrane is highly _________ while the inner membrane is _________.

43. Which of the following does not accurately describe the citric acid cycle?

44. Which of the following is not an enzyme that composes the pyruvate dehydrogenase multienzyme complex?

45. Which of the following is not generated during the citric acid cycle?

46. Which of the following molecules does not freely cross the inner mitochondrial membrane?

47. How many molecules of NADH are generated during the citric acid cycle?

48. How many molecules of FADH2 are generated during the citric acid cycle?

49. In which protein complex in the inner mitochondrial membrane is oxygen reduced?

50. The coenzyme NAD/NADH is involved in which of the following types of reactions?

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