The stroma lamellae have both $PS I$ and $PS II$.
The grana lamellae lack $PS II$ as well as $NADP $reductase enzyme.
Updated On: Jul 6, 2022
If both assertion and reason are true and reason is the correct explanation of assertion
If both assertion and reason are true but reason is not the correct explanation of assertion
If assertion is true but reason is false
If both assertion and reason are false
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The Correct Option isD
Solution and Explanation
Thylakoid membranes possess photosynthetic pigments and coupling factors. They occur in specific groups called photosystems (previously quantasomes). There are two photosystems. The grana lamellae have both $PS I$ and $PS II$ and the stroma lamellae lack $PS II$ as well as $NADP$ reductase enzyme.