During Hatch and Slack pathway, PEP combines with CO2in the presence of enzyme PEP case, to form OAA. This process of initial fixation of CO2 occurs in
A
mesophyll cells
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B
bundle sheath cells
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C
both a and b
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D
none of these
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Solution
The correct option is C mesophyll cells In C−4 plants showing hatch-slack cycle, initial fixation ofCO2 occurs in mesophyll cells followed by final fixation in bundle sheath cells.