A Protein That Spans the Cell Membrane is Termed A(n)

Question

A protein that spans the cell membrane is termed a(n)
A)receptor protein.
B)integral protein.
C)peripheral protein.
D)anchoring protein.

Accepted Answer

An integral protein spans the cell membrane, whereas peripheral proteins are found on just one side of the membrane. Receptor proteins bind to specific molecules, and anchoring proteins help attach the cell membrane to the cytoskeleton or extracellular matrix.