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.

Question

Quizplus · Accepted Answer

Carrier proteins are involved in active transport, which requires energy to move substances against their concentration gradient. Blocking carrier proteins would specifically affect this process.

Membrane Proteins Serve Many Functions