15. The enzyme glycogen phosphorylase:
(A) catalyzes a cleavage of β(1→4) bonds.
(B) catalyzes a hydrolytic cleavage of α(1→4) bonds.
(C) is a substrate for a kinase.
(D) uses glucose 6-phosphate as a substrate.
(E) uses glucose as a substrate.
答案：99
統計：A:0,B:0,C:0,D:0,E:0
難度：計算中