Describe the role of ATP in the regulation of glycogen synthase activity. Explain how the addition if a phosphate group to certain amino acids of glycogen synthase can result in the inhibition of glycogen synthase

i'm thinking (a) to keep sand in place; ////////////

explanation: a sand fence or sandbreak, like a snow fence, is used to force windblown, drifting sand to accumulate in a desired place. sand fences are employed to control erosion, sand dune stabilization, keep sand off roadways, and to recruit new material in desert areas.