In the fluid mosaic model of biological membrane structure, transmembrane proteins are
A) embedded nearly randomly in the lipid bilayer.
B) almost completely surrounded by membrane lipid.
C) segregated into large protein clusters or rafts.
D) weakly held in place on the surface of the lipid bilayer.

Question

Quizplus · Accepted Answer

In the fluid mosaic model, transmembrane proteins are embedded in the lipid bilayer in a way that allows them to move laterally, giving the membrane a fluid characteristic. They are not fixed in place or segregated into clusters.

In the Fluid Mosaic Model of Biological Membrane Structure, Transmembrane