A complex of proteins that contains a special pair of chlorophyll a molecules and a primary electron acceptor.Group of answer choicesreaction-center complexprimary electron acceptorphotosystemrubiscolight-harvesting complex

In the thylakoid membrane of a chloroplast, a specialized molecule that shares the reaction-center complex with a pair of chlorophyll a molecules and that accepts an electron from them.Group of answer choicesNADP⁺PEP carboxylaseprimary electron acceptorrubiscoreaction-center complexphotosystemG3Plight-harvesting complex

Excited by light energy, the pair of chlorophylls in this structure donates an electron to the primary electron acceptor, which passes an electron to an electron transport chain.Group of answer choicesrubiscoreaction-center complexNAD⁺/NADHlight-harvesting complexprimary electron acceptorphotosystem

A complex of proteins associated with pigment molecules that captures light energy and transfers it to reaction-center pigments in a photosystem.Group of answer choiceslight-harvesting complexprimary electron acceptorPEP carboxylasereaction-center complex