What is meant by the term "fluid mosaic model"?
a. it is the diffusion of lipid-soluble substances through the lipid bilayer.
b. it is the movement of lipids and integral proteins within the lipid bilayer
c. it is the solubility of water in the membranes
d. it is the method of substance transport across the membrane
e. it is the movement of surface proteins through the membrane.
Describe the movement of lipids and integral proteins