Question

what is plasma membrane​

Answer 1

Answer:

a microscopic membrane of lipids and proteins which forms the external boundary of the cytoplasm of a cell or encloses a vacuole, and regulates the passage of molecules in and out of the cytoplasm.

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Answer 2

Answer:

Cell membrane also known as a cytoplasmic membrane or plasma membrane is a biological membrane that protects the interior of cells from its surrounding. The main function of a cell membrane is to protect the cell from its outer environment. The cell membrane controls the movement of all the substances that come in or out of organelles and cells.