Description
This video explains how plants and animals use active transport to move nutrients against a concentration gradient. Plants use protein pumps to absorb mineral ions from the soil. Humans use the same process to get all of the glucose from the small intestine into the blood.
Find out more about GCSE Biology
Now playing video 11 of 11
- 1 of 11
- 2 of 11
- 5 of 11
- 10 of 11
