Multiple Choice
During aerobic respiration, electrons travel downhill in which sequence?
A) food → citric acid cycle → ATP → NAD⁺
B) food → NADH → electron transport chain → oxygen
C) glucose → pyruvate → ATP → oxygen
D) glucose → ATP → electron transport chain → NADH
E) food → glycolysis → citric acid cycle → NADH → ATP
Correct Answer:

Verified
Correct Answer:
Verified
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Q5: How many carbon atoms are fed into
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Q7: Figure 9.1 illustrates some of the steps
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Q11: The primary role of oxygen in cellular
Q12: Which of the following statements describes the
Q13: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB5463/.jpg" alt=" Figure 9.2
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