Which of the following is maximum in chloroplast
a) RuBP carboxylase b) Hexokinase c) Phosphatase d) Nuclease
(a) RuBPcarboxylase (RUBISCO) is the most abundant protein in chloroplasts and probably on earth. It catalyses the carboxylation of ribulose 1-5 bisphosphate to form two molecules of 3-phosphoglyceric acid in C_3-cycle of photosynthesis.