Aldosterone!
Explanation: Aldosterone reabsorbs sodium in which is associated with osmotic recovery of water is in direct opposition of natriuretic hormones since it allows secretion of water.
So if your hypothesis is incorrect you can test to get the conclusion you want
Answer:
Dirt.
Explanation:
Dirt is considered an abiotic factor and an biotic factor because the dirt is made up of dead organisms and dead twigs and also contains gravel. An abiotic factor is a feature of the ecosystem that is living or was once alive. Abiotic factors are nonliving things in the organisms like the gravel.
As you go higher it gets colder, so the temperature fro Mesosphere would be 90 C
I think they are cleaned with vinegar.Im not sure.