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Biochemistry Glycolysis 5d678978

Which of the following is reversible enzyme:

A
Pyruvate kinase
B
Pyruvate dehydrogenase
C
Lactate dehydrogenase
D
Hexokinase
High-Yield Explanation
(Option c) Lactate dehydrogenase (pyruvate - lactate)is reversible. LDH conves lactate to pyruvate in liver pyruvate to lactate in muscle Pyruvate dehydrogenase - link reaction(irreversible)(Option b) 3 enzymes of glycolysis are irreversible Hexokinase/Glucokinase, Phosphofructokinase-1 Pyruvate kinase.

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