Phosphoenolpyruvate (PEP) is the primary CO2 acceptor in HomeMedical Entrance ExamPhosphoenolpyruvate (PEP) is the primary CO2 acceptor in Biology, Entrance, Medical, NEET Phosphoenolpyruvate (PEP) is the primary CO2 acceptor in Option 1 : C3 and C4 plantsOption 2 : C2 plantsOption 3 : C3 plantsOption 4 : C4 plants