The plasma membrane and the cell walls are the structures that lines the cells. The cell wall is the outer most layer present in some cells. In the plants, the cell wall is made up of cellulose. It gives strength to the and provide the turgidity.
The plasma membrane is a selectively permeable membrane made up of phospholipids. The phospholipids forms bilayer around the cell and have protein channels embedded in it. These protein channels help in transport of molecules across the membrane.
: a compound (such as guanosine or adenosine) that consists of a purine or pyrimidine base combined with deoxyribose or ribose and is found especially in DNA or RNA
The second law of thermodynamics is a statement of the law of conservation of energy say that heat cannot be completely converted into mechanical energy
