Singer and Nicolson proposed fluid mosaic model of cell membrane. According to this model cell membrane is composed of two type of protein, $ie.$, integral and extrinsic, lipids and carbohydrate in form of glycolipid and glycoprotein.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.