GKFix MCQ Question

Which of the following statements correctly compares C3 and C4 plants?

• A. C3 plants are more efficient in hot climates
• B. C4 plants lack RuBisCO
• C. C3 plants use PEP carboxylase for initial CO2 fixation
• D. C4 plants have lower rates of photorespiration compared to C3 plants