Cell Wall
I think it is the cell wall or the cell membrane
The tough outer covering that lies just outside the cell membrane in a plant cell is called the cell wall. In plant cells, it is usually made up of cellulose, hemicellulose and pectin.
The outer covering of an animal cell is the cell membrane. The outer covering of plant cells is the cell wall, which is much stronger and stiff.
cell membrane
the cell membrane
cell membrane
The thin outer covering of an animal cell is called the cell membrane. It is a semi-permeable membrane that controls the movement of substances in and out of the cell.
membrane or plasma membrane.
The cell membrane is the outer covering of a cell, protects it and maintains the shape of the cell.
The outer covering of a cell that controls what enters and leaves is called the cell membrane. It acts as a barrier to regulate the passage of molecules and ions in and out of the cell.
Cell wall or cell membrane
Cell membrane