Bio-Chemistry (M.Phil./Ph.D.) 2015 Panjab University Entrance Exam With Answers

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49.

Which of the following statements about the mechanism of the light-dependent reactions of photosynthesis is correct ?

A: Electrons from photosystem I reduce NADPH.
B: Electrons from photosystem I reduce pheophylin.
C: Electrons from NADPH revert photosystem II back to the ground state.
D: Ferredoxin-NADP reductase reduces NADP+ to NADPH

The answer is: D

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