- Membrane | Definition, Structure, Functions | Britannica
membrane, in biology, the thin layer that forms the outer boundary of a living cell or of an internal cell compartment The outer boundary is the plasma membrane, and the compartments enclosed by internal membranes are called organelles
- Cell Membrane: Definition, Structure, Functions with Diagram
The cell membrane, also called the plasma membrane, is a thin layer that surrounds the cytoplasm of all prokaryotic and eukaryotic cells, including plant and animal cells
- Cell Membrane - The Definitive Guide | Biology Dictionary
The cell membrane, also known as the plasma membrane, is a double layer of lipids and proteins that surrounds a cell It separates the cytoplasm (the contents of the cell) from the external environment
- Plasma Membrane (Cell Membrane)
The plasma membrane, also called the cell membrane, is the membrane found in all cells that separates the interior of the cell from the outside environment In bacterial and plant cells, a cell wall is attached to the plasma membrane on its outside surface
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