Skip to main content

Vocabulary Term Details

Cell membranes

Definition (

The cell membrane or plasma membrane is a biological membrane that separates the interior of all cells from the outside environment. The cell membrane is selectively permeable to ions and organic molecules and controls the movement of substances in and out of cells. The basic function of the cell membrane is to protect the cell from its surroundings. (Wikipedia)

Preferred Units: N/A

Scope Note:

Broader TermsNarrower TermsRelated Terms
Cell components
N/ACell structure
Egg membranes

This term is used for the following terms: 
Plasma membranes

Approved Date

Click here to give feedback on this term or suggest an update.