Which Statement Is TRUE of Glycogen Synthase?
A) It Is $\alpha$

Multiple Choice

Which statement is TRUE of glycogen synthase?

A) It is activated by at least 11 different protein kinases.
B) It is activated by Ca²⁺ ions in skeletal muscle.
C) It catalyzes formation of ( $\alpha$ 1-4) glycosidic bonds.
D) It uses glucose-1-phosphate as a substrate.
E) All of the statements are true true.