This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Biochemistry
[{'content': 'Which does not catalyzes irreversible in glycosis? \nSelect and explain. \nA. a) Hexokinase, B. b) Phosphoglycerate kinase, C. c) Pyruvate kinase, D. d) Phosphofructokinase', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Irreversible steps are catalyzed by- glucokinase, phosphofructokinase, pyruvate kinase.', 'role': 'assistant'}]