Question

Transport of materials into a cell against a concentration gradient, from low to high, requires

A) water.
B) energy.
Eliminate
C) osmosis.
D) a passageway.

Answer 1

B.) EnerGY

Step-by-step explanation:

Answer 2

The transport of materials into a cell, where the movement of the materials is against the concentration gradient, in other words, the materials are moving from low to high concentration would require B. Energy.