I think maybe the nephrons ...but not sure...
When the body becomes dehydrated, a chemical signal is sent that causes nephrons in the kidneys to absorb more water and excrete more salts. This is an example of a <em>D Feedback loop</em>.
If the farm uses pesticides and herbicides that will runoff into the water leading to contamination of that water.
Answer:
Budding
Explanation:
I'm so sorry. I originally was thinking cells but then realized it was talking about a different situation. This is the answer.