By which of the following mechanisms can a cell transport a substance from a lower to a higher concentration?
A) simple diffusion
B) aquaporins
C) extracellular enzymes
D) active transport
E) facilitated diffusion

Question

Quizplus · Accepted Answer

Active transport is the mechanism by which a cell moves substances against their concentration gradient, from a lower to a higher concentration, using energy usually in the form of ATP.

By Which of the Following Mechanisms Can a Cell Transport