For each of the following sentences, fill in the blanks with…
For each of the following sentences, fill in the blanks with the best word or phrase selected from the list below. Each word or phrase should be used only once. There are several ways that membrane proteins can associate with the cell membrane. Membrane proteins that extend through the lipid bilayer are called proteins and have regions that are exposed to the interior of the bilayer. membrane proteins are associated with the membrane through noncovalent interactions with other membrane-bound proteins. Some other proteins are attached to lipid molecules that are inserted in the membrane. In animals, proteins constitute ~ of the mass of the plasma membrane. Transmembrane proteins that are destined for the plasma membrane are first inserted into the membrane of the .