Q. Electrons from excited chlorophyll molecule of photosystem II are accepted first by

A) Ferredoxin
B) Cytochrome - b
C) Cytochrome - f
D) Quinone
Explanation

[Solution from source] Electrons leaving the PS II reaction centre are passed to a quinone acceptor (via pheophytin to plastoquinone) before reaching the cytochrome b₆f complex. Ferredoxin accepts electrons on the PS I side, much later in the chain. Answer (4).

Dr. Abubacker
Reviewed by Dr. Abubacker

Physics Educator & NEET/JEE Specialist

Ph.D. in Physics with 19+ years of teaching experience.

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