Homeostasis: About the level of urine passed from a human

A human drinks 1000 CM3 of distilled water and measures the amount of urine passed at 30 minute intervals. The subject passes 175CM3 at 30 mins, 325CM3 at 60 mins, and 225 CM3 at 90 mins. Why does the subject pass more urine at 60 mins than 90 mins???

Sensory adaptations

Another problem from my text. I cannot find anything in my text that defines this. Discuss the special sensory adaptations that are unique to mammals. Thank you

Reproductive hormones

Please only take this problem if you can complete this in detail. Thank you!!!! List all reproductive hormones produced by the female mammal. Also indicate the following for each: a.Cells that produce the hormones b.Effects the hormones have on reproductive and associated events.

Evolution of the biosphere

I have posted this before with no luck! I am glad to see that everyone that has looked at this is as confused as I am. I am hoping maybe someone out there will understand what this is. Discuss the impact the mammalian grade of organization has had on the evolution of the biosphere. Please do not take this question if you cannot be complete with your answer. Thank you

marine animal salt water transport process from blood into gland

Some marine animals drink salt water, they excrete the extra salt through glands that produce a salty liquid. what transport process must be involved in moving the salt from the blood and into the gland? does this require energy?