Question

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Answer 1

Answer:

Membrane is a layer which acts as a selective barrier which means it does not allow all the materials to go in or out of the cell. It is usually made up of protein or lipids. Plasma is one of the states of matter like solid , liquid and gases. Hence the name.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.