37. Three among the ten glycolytic enzymes catalyze chemical reactions which are principally irreversible in physiological conditions. They are (A) Hexokinase, phosphofructokinase-1, pyruvate kinase (B) Hexokinase, phosphoglycerate kinase, pyruvate kinase (C) Hexokinase, phosphofructokinase-1, phosphoglycerate kinase (D) phosphofructokinase-1, phosphoglycerate kinase, pyruvate kinase (E) None of the above