試題詳解

77. Insulin exerts its action through plasma membrane receptors to regulate the level of blood glucose. An elevated insulin level in the blood _______.
(A) results from a below-normal blood glucose level
(B) inhibits glycogen synthesis in liver and muscle
(C) stimulates synthesis of fatty acids in liver and triacylglycerols in adipose tissue
(D) inhibits glucose uptake by liver
(E) stimulates glycogen breakdown in liver