Active transport
A) can move substances against their concentration gradient.
B) requires metabolic energy (ATPs).
C) may exchange one substance for another.
D) involves carrier molecules.
E) All of these are characteristics of active transport.

Question

Quizplus · Accepted Answer

All of these (A, B, C, and D) are characteristics of active transport. Active transport uses metabolic energy (ATP) to move substances against their concentration gradient, often involving carrier molecules and the exchange of one substance for another.

Active Transport