Position: It is only found in the plant cell.
Composition: It is a hard, non-living, cellulose made and permeable wall.
Function: It regulates the rigidity, shape and volume of the cell
Layers: It is well organized with three lasers, such as- diaphragm, primary layer and secondary laver.
Position: It is found in both plant and animal cells.
Composition: It is a protein and lipid made, living elastic and semi-permeable membrane.
Function: It protects the cell organelles and regulates the movements of different substances.
Layers: Two lipid layers are present in the middle pan while outer and inner two layers are made of protein.