Assertion: Stroma lamellae have both PS I and PS II but the membrane
Channel: Doubtnut
Date: 26/01/2020

Assertion: Stroma lamellae have both PS I and PS II but the membrane of grana lack PS II as well as NADP reductase. Reason: Cyclic photophosphorylation also occurs when only light of wavelength below 680 nm is available for excitation.