B) It catalyzes a phosphorylation reaction. A) It participates in the Calvin cycle. 55) Which of the following is (are) true of the enzyme ribulose

B) It catalyzes a phosphorylation reaction. A) It participates in the Calvin cycle. 55) Which of the following is (are) true of the enzyme ribulose bisphosphate carboxylase? A) It participates in the Calvin cycle. B) It catalyzes a phosphorylation reaction. C) It has an affinity for both O2 and CO2. D) A and C are true. E) A, B, and C are true. 56) What are the substrates (normal reactants) for the enzyme RuBP carboxylase?