NEET BIOLOGY

Detailed explanation-1: -Definition. 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.

Detailed explanation-2: -The cell membrane is a flexible covering that protects the inside of a cell from the environment outside a cell. A cell wall is a stiff structure outside the cell membrane that protects a cell from attack by viruses and other harmful organisms.

Detailed explanation-3: -The cell membrane is present in all living organisms, including plants. It is the outermost layer of the cell in animals and encloses other cellular organelles within. Unlike the cell wall, the cell membrane is flexible and its shape can be changed as needed.