Can someone please do all of this. i don’t understand it and my teacher is no help at all.

Describe the response the kidneys have to dehydration and excessive water intake. what happens to the concentration of urine in each case ?

The large increase in atmospheric carbon dioxide in the last 50 years most likely comes from a. an increase in cellular respiration b. increased decomposition by bacteria c. an increase in the burning of fossil fuels d. an increase in photosynthesis

What condition is kept close to its set point in osmoregulation? a. body temperature b.platelet count c.blood glucose level d.water balance