With an increase in the concentration of the products of photosynthesis in mesophyll cells there is

Increase in rate of photosynthesis

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Decrease in rate of photosynthesis

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No change in the rate of photosynthesis

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None of the above

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Solution

The correct option is C Decrease in rate of photosynthesis
With an increase in the concentration of the products of photosynthesis in mesophyll cells there is a decrease in rate of photosynthesis. This is due to the fact that the end product acts as a inhibitor for photosynthesis. Thus, option B is correct.

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