What is the primary function of Photosystem II in photosynthesis?
Photosystem II is responsible for the photolysis of water, which releases oxygen, protons, and electrons. This follows from NCERT principle where relation explains outcome clearly for students.
Ref: NCERT Biology Textbook for Class XI and XII (Botany section), Chapter: Biology - Botany portion covering relevant concept, Topic: Plant structure, physiology and applications.