Energy Release and Conservation
In cellular metabolism, O2 is used

as a terminal electron acceptor
in the Krebs cycle
in glycolysis
to provide electrons for photophosphorylation

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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
Aerobic respiration produces less ATP
Anaerobic respiration is glycolysis

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

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

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