Biology 3rd Edition by Peter Russell, Paul Hertz, Beverly McMillan

Exercise 1

In the fluid mosaic model:
A)plasma membrane proteins orient their hydrophilic sides toward the internal bilayer.
B)phospholipids often flip-flop between the inner and outer layers.
C)the mosaic refers to proteins attached to the underlying cytoskeleton.
D)the fluid refers to the phospholipid bilayer.
E)the mosaic refers to the symmetry of the internal membrane proteins and sterols.