I am not sure what the answer(s) for, "which is not a major function of the kidney?" is but I can guess that your answer for that question might be, regulation of blood cell size. Also, the normal ph range of urine in humans is 6! I hope this helps!
Electricity, heat and fuels.
Answer:
It’s C, chemical energy
A signal to reabsorb more water and salt. Have a good day =D
1. energy
2.thermal equilibrium
3.heat
4.thermal energy
5.thermal expansion
6.temperature