The formation of triglycerides is called
A. glycogenesis.
B. lipogenesis.
C. gluconeogenesis.
D. ketogenesis.
E. beta-oxidation.
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Question 2) What is the final electron acceptor of the electron transport chain?
A. water
B. NADH
C. oxygen
D. carbon dioxide
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Question 3) Which of the following statements is true?
A. Hydrogen ions are pumped across the plasma membrane.
B. Electrons pass from one electron carrier to another in the electron transport chain.
C. Water serves as the final electron acceptor.
D. Chemiosmosis forms carbon dioxide.
E. The chemiosmosis model refers to movement of water.
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Question 4) Each NADH molecule fed into the electron transport chain produces _____ ATPs.
A. 2
B. 3
C. 4
D. 5
E. 6
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Question 5) How many ATP are made from each FADH2 that transfers electrons to the electron transport chain?
A. 1
B. 2
C. 3
D. 4
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Question 6) The name of the process that couples the movement of hydrogen ions across the inner mitochondrial membrane to ATP production is the
A. citric acid cycle.
B. glycolytic pathway.
C. chemiosmosis.
D. Cori cycle.
E. hydrosmotic model.
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Question 7) A molecule that moves electrons from the citric acid cycle to the electron transport chain is
A. pyruvic acid.
B. CO2.
C. ADP.
D. NADH.
E. H2O.
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Question 8) If oxygen is present, how many molecules (net) of ATP are produced by the oxidation of one molecule of glucose?
A. 4
B. 18
C. 32
D. 36
E. 40
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Question 9) The mitochondrion is the site of
A. glycolysis.
B. the citric acid cycle.
C. anaerobic respiration.
D. lactic acid formation.
E. the citric acid cycle and the electron-transport chain.
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Question 10) The citric acid cycle begins by combining
A. carbon dioxide and water to form carbonic acid.
B. pyruvic acid and acetic acid to form acetoacetic acid.
C. pyruvic acid and carbon dioxide to form lactic acid.
D. oxaloacetic acid and acetyl-CoA to form citric acid.
E. pyruvic acid and citric acid.
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