Complete the following chart:
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The main coenzymes that carry electrons in catabolic pathways are _______ and ________.

Under ideal conditions, the complete aerobic oxidation of one molecule of glucose by a bacterium allows a net gain of how many ATP molecules?

a. 2

b. 4

c. 38

d. 0

The final electron acceptor in aerobic respiration is ________.

Label the mitochondrion to indicate the location of glycolysis, the citric acid cycle, and electron transport chains.

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Label the diagram below to indicate acetyl-CoA, electron transport chain, FADH2, fermentation, glycolysis, citric acid cycle, NADH, and respiration. Indicate the net number of molecules of ATP that could be synthesized at each stage during bacterial respiration of one molecule of glucose.

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Why do we breathe oxygen and give off carbon dioxide?

Where specifically does the most significant production of ATP occur in prokaryotic and eukaryotic cells?

Through the first three stages of cellular respiration only 4 ATP molecules have been produced from the initial glucose molecule. In which of the products of these stages is the potential energy to produce more ATP molecules stored?

a) The 6 molecules of CO₂.

b) The H⁺ ions produced.

c) The 10 NADH and 2 FADH₂ molecules.

d) The 4 molecules of ATP.

Water is one of the products of aerobic cellular respiration. What is the source of the oxygen atom utilized to create the water molecules?

a) Carbon dioxide (CO₂).

b) Glucose (C₆H₁₂O₆).

c) Oxygen gas (O₂).

d) Pyruvate (C₃H₃O₃^–).