- Created by: F.W1234
- Created on: 06-11-18 14:16
Transport of molecules from an area of low concentration to an area of high concentration. Requires energy and a carrier protein.
Metabolic energy is supplied by ATP.
The process is selective, only specific substances can be transported through specific carriers.
1) The molecule or ion binds to receptors in the channel of the carrieron from outside the cell.
2) On the inside of the cell ATP binds…