In order for NAD+ to remove electrons from glucose or other organic molecules, which of the following must be true?
A) The organic molecule or glucose must be negatively charged in order to reduce the positively charged NAD+.
B) Oxygen must be present to oxidize the NADH produced back to NAD+.
C) The free energy liberated when electrons are removed from the organic molecules must be greater than the energy required to give the electrons to NAD+.
D) A and B are both correct.
E) A, B, and C are all correct.
Ans: C) The free energy liberated when electrons are removed from the organic molecules must be greater than the energy required to give the electrons to NAD+.
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