Which of the following replaces the electrons removed from the reaction center chlorophyll-A molecule of the photosystem I in non-cyclic photophosphorylation?
1. The light harvesting complex of PS-I
2. Water
3. PS-II
4. NADPH

Subtopic:  Light Reaction: Photophosphorylation |
From NCERT
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Consider the given two statements:
Assertion (A): Water molecules appear on both sides of the equation of photosynthesis.
Reason (R): The molecules that enter the reaction are not the same molecules that emerge from the reaction.
 
1. Both (A) and (R) are True and (R) correctly explains (A).
2. Both (A) and (R) are True but (R) does not correctly explain (A).
3. (A) is True but (R) is False.
4. Both (A) and (R) are False
Subtopic:  Light Reaction: Photophosphorylation | Light Reactions :1 | Light Reactions :2 | Light Reactions :3 |
From NCERT
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