A membrane is a thin layer that surrounds sensitive structures in an organism.
Both the cell and nucleus are all surrounded by a membrane to protect their contents.
The cell membrane controls what goes in and out of the cell via the phospholipid bilayer.
The nuclear membrane is a thin layer that encloses the nucleus. It separates the chromosomes from the rest of the cell.It consists of pores that allow nucleic acids and proteins to pass through. It is different from the cell membrane in the sense that the cell membrane surrounds the cell while the nuclear membrane surrounds the nucleus.
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