試題詳解

7Which of the following statements best describes a characteristic of C₄ plants?
(A)They can fix CO₂ at lower CO₂ concentrations and higher oxygen concentrations than C₃ plants.
(B)They have higher rates of photorespiration than C₃ plants.
(C) They use rubisco for carbon fixation, whereas C₃ plants do not.
(D) They produce oxaloacetate, a four-carbon compound, which is then delivered to the citric acid cycle in mitochondria.