Membrane Proteins Serve Many Functions

Multiple Choice

Membrane proteins serve many functions.One of the functions is transportation of substances across the membrane.If a cell biologist placed cells into an environment in which a chemical has been added that blocks the function of only carrier proteins,the process that will be affected is

A) active transport.
B) osmosis.
C) simple diffusion.
D) phagocytosis.
E) pinocytosis.