Which of the Following Correctly Describes the Structural Organization of the Cell

Multiple Choice

Which of the following correctly describes the structural organization of the cell membrane?

A) A solid, rigid layer of phospholipid with loosely bound protein molecules
B) A bilayer of phospholipid molecules in which protein molecules are embedded and can move
C) Rigid layers of protein molecules in which carbohydrate molecules are suspended
D) Three layers; lipid on the inside, protein in the middle, and carbohydrates (and polysaccharides) on the outside