The reaction center of each photosystem
A) splits water to release electrons.
B) funnels electrons to a central chlorophyll a molecule.
C) produces NADPH.
D) gives off oxygen when stimulated by light.
E) combine hydrogen ions with an electron to form water.

Question

Quizplus · Accepted Answer

The reaction center of each photosystem funnels electrons to a central chlorophyll a molecule, which then transfers the electrons to an electron transport chain.

Answer: D 
 Photosystem II is responsible for splitting water to release oxygen when stimulated by light.

The Reaction Center of Each Photosystem