Assertion (A): In C4 plants, CO2 fixation occurs in two different types of cells.
Reason (R): PEPcase fixes CO2 into a C4 acid in mesophyll cells, and this acid is then broken down in bundle sheath cells to release CO2 for the Calvin cycle.
Assertion (A): In C4 plants, CO2 fixation occurs in two different types of cells.
Reason (R): PEPcase fixes CO2 into a C4 acid in mesophyll cells, and this acid is then broken down in bundle sheath cells to release CO2 for the Calvin cycle.