Biology · PHOTOSYNTHESIS IN HIGHER PLANTS

In C₄ plants, the primary acceptor of CO₂ and the enzyme catalyzing the initial fixation reaction are present in which specific compartment?

1. A
   RuBP and RuBisCO located in the bundle sheath cells
2. B
   Phosphoenolpyruvate (PEP) and RuBisCO located in the mesophyll cells
3. C
   Phosphoenolpyruvate (PEP) and PEP carboxylase located in the mesophyll cells
4. D
   Oxaloacetic acid and malic enzyme located in the bundle sheath cells