The Fluid Mosaic Model Proposed by Singer and Nicolson in 1972

Multiple Choice

The fluid mosaic model proposed by Singer and Nicolson in 1972 explained that

A) the cell membrane was composed of lipids and proteins.
B) the cell membrane was composed of a phospholipid bilayer between two layers of globular proteins.
C) the cell membrane was composed of a phospholipid bilayer with globular proteins actually inserted into the bilayer.
D) the cell membrane was composed of a phospholipid bilayer but the polar ends of the phospholipid molecules were reversed.