Photosynthesis in Higher PlantsHard

Question

In Photosystem-I the first rlectron acceptor is

Options

A.cytochrome
B.plastocyanin
C.an iron-sulphur protein
D.ferredoxin

Solution

In Photosystem-I the primary electron acceptor is peobably a Fe-S protein. The reduced primary acceptor transfers the electrons to secondary elecrron acceptron transferis as follows :
     
The reduced P430 passes its electrons to ferredoxin (Fd) present at outer surface of thylakoid membrane.

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