Multiple Choice
Which of the following is CORRECTLY matched with its function?
A) channel proteins - are part of an intercellular communication system
B) marker molecules - are primarily steroids
C) receptor proteins - attach to ligand molecules
D) peripheral proteins - penetrate the lipid bilayer from one surface to the other
E) nongated ion channels - are always closed
Correct Answer:

Verified
Correct Answer:
Verified
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