A process that requires ATP energy to move a substance independently of its concentration gradient is called
A) active transport.
B) passive transport.
C) facilitated transport.
D) osmosis.
E) diffusion.

Question

Quizplus · Accepted Answer

Active transport is the only process that requires ATP energy to move a substance independently of its concentration gradient. Passive transport, facilitated transport, osmosis, and diffusion all move substances along their concentration gradients without the need for energy input.

A Process That Requires ATP Energy to Move a Substance