Answer:
It is a negative feedback loop.
Explanation:
"A nephron is used to separate water, ions, and small molecules from the blood, filter out wastes and toxins, and return needed molecules to the blood."
https://biologydictionary.net/nephron/
Answer:
Explained
Explanation:
Water, ice, acids, salts, plants, animals, and changes in temperature are all agents of weathering.
I hope this helped you out a little bit!
its actually not important to have negative control it needs to be positive control for the water to actually flow!
