Energy Release and Conservation
The amount of ATP that can be obtained by complete oxidation of a glucose by a bacterium is

lesser than by a yeast cell
exactly or approximately equal to by a yeast cell
none of these
greater than by a yeast cell

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Energy Release and Conservation
Which of the following best explains about the usefulness of the production of ethanol in yeast cells under anaerobic conditions?

The process regenerates NAD+, which is required for glycolysis
Ethanol keeps the electron transport system functioning
Yeast would be unable to activate the enzymes of the Krebs cycle without ethanol
The process generates oxygen, which is required for glycolysis

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Energy Release and Conservation
Aerobic respiration differs from anaerobic respiration in which of the following respects?

The final electron acceptors are different
Aerobic respiration requires the electron transport chain
Anaerobic respiration is glycolysis
Aerobic respiration produces less ATP

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Energy Release and Conservation
Organisms can synthesize ATP by oxidative phosphorylation when they

oxidize glucose to pyruvate
pass electrons from the oxidation of chlorophyll through an electron transport system
ferment
pass electrons to oxygen through an electron transport system containing cytochromes

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