Biology 8th Edition by Kenneth Mason ,Jonathan Losos,Susan Singer,Peter Raven,George Johnson

تمرين 2

The description of a membrane as a "fluid mosaic" means-
A) Water molecules make up part of the membrane.
B) The membrane is a mosaic of phospholipids and proteins.
C) The phospholipids that make up the membrane can move.
D) Membranes are made of proteins and lipids that can freely move.