試題詳解

33. About membrane proteins, which of the followings is correct?
(A)Type I integral membrane proteins have COOH-terminus outside the cells
(B) Symporters move solutes against electrochemical gradients
(C) Antiporters use ATP to move solutes against electrochemical gradients
(D) GPL-anchor is added to membrane proteins on the cytosol-facing ER membrane
(E) Sodium/potassium ATPase is phosphorylated during its ion-pumping cycle