Multiple Choice
As electrons are passed through the system of electron carriers associated with photosystem II, they lose energy. What happens to this energy?
A) It is lost as heat.
B) It excites electrons of the reaction center of photosystem I.
C) It is used to establish and maintain a proton gradient.
D) It is used to phosphorylate NAD+ to NADPH, the molecule that accepts electrons from photosystem I.
Correct Answer:

Verified
Correct Answer:
Verified
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