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C3 Cycle

The total req...

Question

The total requirement of ATP & NADPH for each molecule of ${CO}_{2}$ fixed & reduced in photosynthesis in the Calvin cycle is:

A

2 ATP & 2 NADPH

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B

2 ATP & 3 NADPH

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C

3 ATP & 2 NADPH

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D

4 ATP & 3 NADPH

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Solution

The correct option is C 3 ATP & 2 NADPH
For every molecule of ${CO}_{2}$ entering the Calvin cycle, 3 molecules of ATP and 2 molecules of NADPH are required.

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