3. Energy & Cell Processes
Electron Transport Chain
Multiple Choice
Multiple ChoiceMost of the electrons removed from glucose by cellular respiration are used for which of the following processes?
A
Reducing NAD+ to NADH in glycolysis and the citric acid cycle
B
Producing a proton gradient for ATP synthesis in the mitochondria
C
Driving substrate-level phosphorylation in glycolysis
D
The second and third answers are correct.
E
The first two choices are correct.
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