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nucleolus: Media

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Eukaryotic cell nucleus
The nucleus of a eukaryotic cell is enclosed within its own membrane, or envelope....
Encyclopædia Britannica, Inc.
Bacterial, animal, and plant cells compared
Bacterial cells differ from animal cells and plant cells in several ways. One fundamental...
Encyclopædia Britannica, Inc.
Organelles of eukaryotic cells
A defining feature of eukaryotic cells is the presence of membrane-bound organelles...
Encyclopædia Britannica, Inc.