Most 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 first 2 choices are correct
e. the 2nd and 3rd answers are correct


Answer: d. the first 2 choices are correct

Biology & Microbiology

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