133k views
5 votes
Define concentration gradient.

User Reed
by
4.8k points

1 Answer

5 votes

Answer:

A concentration gradient occurs when the concentration of particles is higher in one area than another. In passive transport, particles will diffuse down a concentration gradient, from areas of higher concentration to areas of lower concentration, until they are evenly spaced.

User Tomas Dohnal
by
5.5k points