1. Which of the following organisms are autotrophs
Which of the following organisms are autotrophs? algae some bacteria plants some protozoans all of the above

2. Which of the following organisms are autotrophs
Which of the following organisms are autotrophs? algae some bacteria plants some protozoans all of the above

3. A single glucose molecule can drive the Krebs cycle 1 turn 2 turns 3 turns 4 turns

4. A single glucose molecule can drive the Krebs cycle 1 turn 2 turns 3 turns 4 turns

5. During oxidative respiration, FADH2 is produced in glycolysis oxidation of pyruvate Krebs cycle Fermentation

6. During oxidative respiration, FADH2 is produced in glycolysis oxidation of pyruvate Krebs cycle Fermentation

7. _____________ is a molecule containing energy in its phosphate bonds
_____________ is a molecule containing energy in its phosphate bonds. (7.3 kcal).

8. __ATP________ is a molecule containing energy in its phosphate bonds
__ATP________ is a molecule containing energy in its phosphate bonds. (7.3 kcal).

9. Digestion is the process of breaking down the food we eat into microscopic particles. Which is not a type of digestion? carbohydrates – simple sugars lipids – fatty acids proteins – amino acids water – oxygen & hydrogen

10. Digestion is the process of breaking down the food we eat into microscopic particles. Which is not a type of digestion? carbohydrates – simple sugars lipids – fatty acids proteins – amino acids water – oxygen & hydrogen

11. The coenzyme electron carriers produced in the Krebs cycle are ATP and ADP Pyruvate and acetyl CoA FADH2 and NADH NAD+ and NADH

12. The coenzyme electron carriers produced in the Krebs cycle are ATP and ADP Pyruvate and acetyl CoA FADH2 and NADH NAD+ and NADH

13. Organisms that do not have the ability to make their own food are called autotrophs heterotrophs bachelors exergonic

14. Organisms that do not have the ability to make their own food are called autotrophs heterotrophs bachelors exergonic

15. Energy is harvested from glucose molecules in a series of gradual steps, using _______________ as an electron carrier.

16. Energy is harvested from glucose molecules in a series of gradual steps, using ____NAD+_______ as an electron carrier.

17. Fermentation can be described as takes place in the absence of oxygen recipient of hydrogen atoms is organic molecules water is not a by-product does NOT involve the Krebs cycle all of the above

18. Fermentation can be described as takes place in the absence of oxygen recipient of hydrogen atoms is organic molecules water is not a by-product does NOT involve the Krebs cycle all of the above

19. The oxygen used in cellular respiration ultimately ends up as CO2 ATP H2O part of a sugar

20. The oxygen used in cellular respiration ultimately ends up as CO2 ATP H2O part of a sugar

21. During what stage of cellular respiration is the most ATP synthesized
During what stage of cellular respiration is the most ATP synthesized? glycolysis oxidation of pyruvate chemiosmosis Krebs cycle

22. During what stage of cellular respiration is the most ATP synthesized
During what stage of cellular respiration is the most ATP synthesized? glycolysis oxidation of pyruvate chemiosmosis Krebs cycle

23. _____________________ is the first step in cellular respiration

24. ___Glycolysis________ is the first step in cellular respiration

25. Chemiosmosis generation of ATP is driven by phosphate transfer through the membrane sodium/potassium pump difference in H+ conc on the two sides of the membrane osmosis and macromolecules none of the above

26. Chemiosmosis generation of ATP is driven by phosphate transfer through the membrane sodium/potassium pump difference in H+ conc on the two sides of the membrane osmosis and macromolecules none of the above

27. Yeast cells under anaerobic conditions die produce ethyl alcohol produce oxygen produce stem cells

28. Yeast cells under anaerobic conditions die produce ethyl alcohol produce oxygen produce stem cells

29. Catabolic processes make complex molecules from simpler ones break complex molecules into simpler ones occur only in autotrophs occur only in heterotrophs

30. Catabolic processes make complex molecules from simpler ones break complex molecules into simpler ones occur only in autotrophs occur only in heterotrophs

31. Because the chemical formation of ATP is driven by a diffusion force similar to osmosis, this process is referred to as _______________________

32. Because the chemical formation of ATP is driven by a diffusion force similar to osmosis, this process is referred to as ___chemiosmosis_______

33. Energy is derived from all of the following EXCEPT glycolysis Krebs cycle Electron transport chain Beta oxidation

34. Energy is derived from all of the following EXCEPT glycolysis Krebs cycle Electron transport chain Beta oxidation

35. Muscle cells, when anaerobic, produce ATP NADH pyruvate lactate

36. Muscle cells, when anaerobic, produce ATP NADH pyruvate lactate

37. What substance is remade by fermentation
What substance is remade by fermentation? oxygen NAD+ acetyl CoA glucose

38. What substance is remade by fermentation
What substance is remade by fermentation? oxygen NAD+ acetyl CoA glucose

39. The oxidation of pyruvate for aerobic respiration occurs in the ______________________

40. The oxidation of pyruvate for aerobic respiration occurs in the ____mitochondria______

41. A common process to all living organisms, aerobic and anaerobic is glycolysis fermentation Krebs cycle Electron transport chain

42. A common process to all living organisms, aerobic and anaerobic is glycolysis fermentation Krebs cycle Electron transport chain

43. Which of the following is NOT a product of fermentation
Which of the following is NOT a product of fermentation? CO2 O2 Ethanol Lactate

44. Which of the following is NOT a product of fermentation
Which of the following is NOT a product of fermentation? CO2 O2 Ethanol Lactate

45. During the electron transport chain, H+ are pumped out of the cell out of the mitochondria into the cell cytoplasm out of the mitochondrial matrix into the outer compartment of the mitochondria out of the cell cytoplasm into the matrix of the mitochondria

46. During the electron transport chain, H+ are pumped out of the cell out of the mitochondria into the cell cytoplasm out of the mitochondrial matrix into the outer compartment of the mitochondria out of the cell cytoplasm into the matrix of the mitochondria

47. In the absence of oxygen, hydrogen atoms generated by glycolysis are donated to organic molecules in a process called _______________________

48. In the absence of oxygen, hydrogen atoms generated by glycolysis are donated to organic molecules in a process called ___fermentation________

49. All of the following are end products of glycolysis EXCEPT pyruvate ATP NADH NAD+

50. All of the following are end products of glycolysis EXCEPT pyruvate ATP NADH NAD+

51. What substance is produced by the oxidation of pyruvate and feeds the Krebs cycle? glucose acetyl CoA oxygen carbon dioxide

52. What substance is produced by the oxidation of pyruvate and feeds the Krebs cycle? glucose acetyl CoA oxygen carbon dioxide

53. Which of the following organisms carries out cellular respiration
Which of the following organisms carries out cellular respiration? corn plant dog yeast bacteria all of the above

54. Which of the following organisms carries out cellular respiration
Which of the following organisms carries out cellular respiration? corn plant dog yeast bacteria all of the above

55. The reactions of glycolysis occur in the mitochondria cytoplasm chloroplasts nucleus

56. The reactions of glycolysis occur in the mitochondria cytoplasm chloroplasts nucleus

57. The citric acid cycle was discovered by Cedric Johann Orange Julius Hans Krebs Krebs Handel

58. The citric acid cycle was discovered by Cedric Johann Orange Julius Hans Krebs Krebs Handel

59. _____________________ must depend on energy stored in chemical bonds by autotrophs for their food energy.

60. ___Heterotrophs_____ must depend on energy stored in chemical bonds by autotrophs for their food energy.

61. The decarboxylation of pyruvate produces NADH Acetyl CoA CO2 ATP Only a, b, & c are correct

62. The decarboxylation of pyruvate produces NADH Acetyl CoA CO2 ATP Only a, b, & c are correct

63. What role does oxygen play in oxidative respiration
What role does oxygen play in oxidative respiration? no role combines with acetyl CoA by-product of oxidation of pyruvate final electron acceptor in the electron transport chain

64. What role does oxygen play in oxidative respiration
What role does oxygen play in oxidative respiration? no role combines with acetyl CoA by-product of oxidation of pyruvate final electron acceptor in the electron transport chain

65. Molecules are broken down into simpler forms by a process called ______________________

66. Molecules are broken down into simpler forms by a process called _digestion__________