Plastocyanin contains

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(A) Plastocyanin is a copper-containing protein that acts as an electron carrier in the photosynthetic electron transport chain.It facilitates the tra

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Copper

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(A) Plastocyanin is a copper-containing protein that acts as an electron carrier in the photosynthetic electron transport chain.It facilitates the transfer of electrons between the cytochrome $b_6f$ complex and Photosystem $I$ $(PSI)$.Copper is a vital component or activator for several enzymes,including cytochrome oxidase,$RuBP$ carboxylase,and plastocyanin.It plays a significant role in electron transport,carbohydrate metabolism,nitrogen balance,and chlorophyll synthesis.

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