試題詳解

4. Which of the following statements concerning endomembrane system is correct?
(A) The endomembrane system starts at the endoplasmic reticulum.
(B) The endomembrane system ends at the Golgi apparatus.
(C) The inner leaflet of endoplasmic reticulum membrane is topologically equivalent to the outer leaflet of cell membrane.
(D) The components of the endomembrane system are independent of each other.