What is the main component of a cell membrane in the fluid-mosaic model? Biology Movement In and Out of Cells Cell Membrane 1 Answer Anuj Baskota Oct 26, 2015 Phospholipid and protein. Explanation: The phospholipids and protein move about their own bilayer by diffusion which gives the membrane fluid model. The scattered proteins on the surface of the phospholipids gives the mosaic pattern when viewed from above. Answer link Related questions How is the cell membrane affected by temperature? How does the cell membrane change shape? How does a cell membrane affect water movement? Why are cell membranes selectively permeable? How does a cell membrane become polarized? How does the lipid bilayer form a barrier to molecules? How does cholesterol affect lipid bilayer? How do lipid bilayers form? How do ions cross the lipid bilayer? How can a molecule be hydrophobic? See all questions in Cell Membrane Impact of this question 3216 views around the world You can reuse this answer Creative Commons License