The nuclear envelope functions as a
A)means of separating nuclear and cytoplasmic constituents.
B)means of localization of the chromosomes within the cell.
C)selective barrier,allowing certain substances in or out.
D)means of sequestering many of the mRNA processing activities from the cytosol.
E)selective barrier that separates nuclear and cytoplasmic constituents,localizes chromosomes within the cell,and sequesters many of the mRNA processing activities from the cytosol.

Question

Quizplus · Accepted Answer

The nuclear envelope serves multiple functions: it separates the nucleus from the cytoplasm, thereby localizing chromosomes within the nucleus; it acts as a selective barrier that regulates the passage of molecules between the nucleus and the cytoplasm; and it sequesters mRNA processing activities within the nucleus, away from the cytosol.

The Nuclear Envelope Functions as a