nuclear membrane Hear it!

nuclear membrane definition

nuclear membrane

the double-layered membrane of the nucleus of a cell, separating the nucleoplasm from the cytoplasm, that is permeable to certain molecules, esp. DNA, RNA, and ATP
now often nuclear envelope

Webster's New World College Dictionary Copyright © 2005 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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