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

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• Plasma membrane is the outermost layer in cells. It separates the content of cell from their external environment. It allows the materials from surrounding to enter and exit the cell.
• It also allows the movement of water in and out of the cell depending upon the concentration outside the cell by the process of osmosis.

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