Question

what do you mean by membrane and what is membrane playment plasma membrane​

Answer 1

Answer:

The cell membrane, also called the plasma membrane, is found in all cells and separates the interior of the cell from the outside environment. The cell membrane consists of a lipid bilayer that is semipermeable. The cell membrane regulates the transport of materials entering and exiting the cell.

Answer 2

Membrane, in biology, the thin layer that forms the outer boundary of a living cell or of an internal cell compartment.