Given below are two statements:
One is labelled as Assertion (A) and the other is labelled as Reason (R)
Assertion (A) : Non cyclic photophosphorylation does not occur in stroma lamellae .
Reason (R) : In stroma lamellae , PS II and NADP reductase enzymes are not present.
Choose the correct answer from the options given below :

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(A) is correct but (R) is not correct

Both (A) and (R) are correct but (R) is not the correct explanation of (A)

Both (A) and (R) are correct and (R) is the correct explanation of (A)

(A) and (R) both are incorrect

answer is D.

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Detailed Solution

The location of PSI is in the stroma lamellae. While the membrane or lamellae of the grana have both PS I and PS II the stroma lamellae membranes lack PS II as well as NADP reductase enzyme, thus only ATP is synthesized during cyclic phosphorylation.

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