Which of the following membrane proteins tend to lack hydrophobic regions on their surfaces?

Question

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Peripheral membrane proteins are found on the surface of the membrane and interact primarily with the polar head groups of lipids which are hydrophilic. They tend to lack hydrophobic regions on their surfaces. Transmembrane proteins and integral membrane proteins have hydrophobic regions because they span the entire lipid bilayer. Integrins are transmembrane proteins and have hydrophobic regions.

Which of the Following Membrane Proteins Tend to Lack Hydrophobic