試題詳解

18. All of the following statements about nuclear pore complex (NPC) are true EXCEPT:
(A) NPCs control the transport of molecules across the nuclear envelope,
(B) No protein can freely pass through the NPC,
(C) NPCs are made up of nucleoporins,
(D) Importins transport cargo proteins with a nuclear localization signal (NLS) to the nucleus,
(E) Ran is essential for the translocation of RNA and proteins through the nuclear pore.