Question

Plasma membrane function

Answer 1

The plasma membrane separates the outer layer of cell from external environment and keeps a tab on the entry and exit. It maintains the cell integrity and attaches to the base of cytoskeleton and gives a proper shape to the cell.

Answer 2

The cell membrane is selectively permeable to ions and organic molecules and controls the movement of substances in and out of cells. The basic function of the cell membrane is to protect the cell from its surroundings. It consists of the phospholipid bilayer with embedded proteins.