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cell surface membrance

 

Definitions from the Web

Cell Surface Membrane

The cell surface membrane, also known as the plasma membrane or cell membrane, is a crucial structure that surrounds and encloses all living cells. It acts as a protective barrier, separating the cellular contents from the external environment. Composed of a phospholipid bilayer embedded with various proteins, the cell surface membrane regulates the entry and exit of substances, facilitating communication with neighboring cells and ensuring cell integrity.

Sample Sentences:

- The cell surface membrane plays a pivotal role in maintaining cellular homeostasis.

- Transport proteins embedded in the cell surface membrane facilitate the movement of ions across the cell.

- Various receptors present on the cell surface membrane allow cells to respond to external signals.

- Cells communicate with each other through specialized junctions in the cell surface membrane.

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