The nuclear envelope is continuous with the rough ER, but it differs from the rough ER in that it
A) is not associated with ribosomes.
B) has unique pores.
C) consists of two membranes separated by a space.
D) consists of tubes, like the smooth ER.

Question

Quizplus · Accepted Answer

The nuclear envelope is distinguished from the rough ER by having unique pores, known as nuclear pores, which regulate the passage of molecules between the nucleus and the cytoplasm.

The Nuclear Envelope Is Continuous with the Rough ER, but It