Glycogen phosphorylase, which mobilizes glycogen for energy, requires which of the following as a cofactor?

Q. Glycogen phosphorylase, which mobilizes glycogen for energy, requires which of the following as a cofactor?

A.            Pyridoxal phosphate

B.            Tetra hydro folate

C.            Adenosyl Cobalamine

D.            Coenzyme A

Answer: Pyridoxal phosphate