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In sugarcane plant 14CO2 is fixed in malic acid, in which the enzyme that fixes CO2 is

1. fructose phosphatase
2. ribulose bisphosphate carboxylase

Correct answer: ribulose bisphosphate carboxylase

Solution

In sugarcane, a C4 plant, CO2 is fixed in the form of malic acid by the enzyme phosphoenolpyruvate carboxylase, not ribulose bisphosphate carboxylase.

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