Nucleus

**Nucleus: A membrane-enclosed organelle that is found in __Eukaryotic__ cells. Most of the cell's genetic materials are within the nucleus.** =**______________________________________________________________________________________________________________**= =**Location: The Nucleus is usually located near the center of the cell.**=

=**_______________________________________________________________________________** =

=Function: The nucleus's function is to control gene expression and mediate the replication of DNA during the cell cycle. _______________________________________________________________________________ = ===NickNames: "The Control Center" and "The Brain of the Cell" are both common nicknames for the nucleus. === = = =_______________________________________________________________________________________________________________=