Answer:
Why does life have to be TOUGH though.
That is why people want to sui/cide parents can cause that to.
Active transport;
The movement of particles would be most affected by a disorder that causes damage to carrier proteins is the active transport.
Explanation;
Active transport involves the movement of materials against the concentration gradient.
This type of transport requires energy in form of ATP to aid the movement of particles from a lower concentration to a higher concentration.
Active transport requires carrier proteins such as the sodium-Potassium pump, to move materials in and out of the cell.
Well... if the predator would become extinct, the population of the hunted will grow and reproduce. There for it would increase.