Which of the following is the primary electro | vedclass

Name: Exam Paper Generator | JEE NEET Paper Generator | Vedclass
Brand: Vedclass
Rating: 5 (35 reviews)

Question

(C) In the light-dependent reactions of photosynthesis,the process begins at Photosystem-$II$ $(PS-II)$.When the reaction center chlorophyll-$a$ $(P_{

Vedclass · Accepted Answer

Quinone

Vedclass · Answer

(C) In the light-dependent reactions of photosynthesis,the process begins at Photosystem-$II$ $(PS-II)$.When the reaction center chlorophyll-$a$ $(P_{680})$ absorbs light,it gets excited and releases an electron.This excited electron is immediately captured by the primary electron acceptor,which is a molecule of pheophytin (a chlorophyll molecule lacking magnesium).Among the given options,the primary electron acceptor in the electron transport chain following $PS-II$ is often associated with the quinone pool (specifically plastoquinone).However,strictly speaking,the primary acceptor is pheophytin,which then transfers it to plastoquinone $(PQ)$.Given the standard options provided in many biology curricula,'Quinone' (Plastoquinone) is the correct choice as it acts as the primary mobile electron carrier in the chain.

Which of the following is the primary electron acceptor from the chlorophyll molecule of Photosystem-$II$?

Similar Questions

Cyclic photophosphorylation releases:

Which element is present in the $OEC$ (Oxygen Evolving Complex)?

In which of the following is the rate of photosynthesis decreased,a phenomenon known as red drop?

$PS-II$ is found only in which of the following?

In Photosystem-$I$ $(PS-I)$,the reaction center chlorophyll is ......... .

Vedclass Test Series

Exam Paper Generator

Online Exam Module