Correct Answer: A
Explanation:
A is correct; insulin helps control bloo>d glucose levels by signaling the liver and muscle and fat cells to absorb glucose from the blood. If the body has enough energy, insulin signals the liver to take up glucose and store it as glycogen. Choice B is incorrect; insulin does not turn glucose into glycogen; this is the product that the liver turns glucose into for storage. Choice C is incorrect as it only gives a partial answer. Choice D is incorrect as this is a partial answer.