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Cyclic vs. Non-Cyclic Photophosphorylation

Cyclic vs. Non-Cyclic Photophosphorylation

13. Photosynthesis / Cyclic vs. Non-Cyclic Photophosphorylation / Problem 3

Which of the following statements accurately describes the role of Photosystem-II (PS-II) in the light reactions of photosynthesis?

A

PS-II only participates in cyclic photophosphorylation to produce ATP.

B

PS-II initiates the splitting of water molecules to replace electrons in PS-I.

C

PS-II is the primary site for the reduction of NADP⁺ to NADPH.

D

PS-II cycles electrons back to itself, bypassing the electron transport chain.

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