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What is the purpose of the cell membrane?

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Another essential function of a cell membrane is communication or cell signaling. The cell membrane's receptor proteins bind to molecules from other areas of the body and communicate with them to send a signal inside the cell, telling the cell to perform a certain function. read more

The cell membrane (plasma membrane) is a thin semi-permeable membrane that surrounds the cytoplasm of a cell. Its function is to protect the integrity of the interior of the cell by allowing certain substances into the cell, while keeping other substances out. read more

The cell membrane (also known as the plasma membrane or cytoplasmic membrane, and historically referred to as the plasmalemma) is a biological membrane that separates the interior of all cells from the outside environment (the extracellular space). read more

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