試題詳解

23. Which of the following statement(s) is   correct   regarding ER-Golgi transport pathway?

(1) The process of cisternal maturation suggests Golgi cisternae is used to replenish its resident enzymes without forming the vesicles.

(2) The Rab GTPase proteins play a role in vesicular transport and in regulating the maturation of Golgi cisternae, coordinating their movement and fusion.

(3) Signal sequence is responsible for targeting a protein to the ER membrane during translation.
(A) 3 only
(B) 1 and 2
(C) 1 and 3
(D) 2 and 3
(E) All of above are correct.