1.so that when the winter comes there able to go out 2.by swetning there cells with glucose and increasing there urea there able to survive the cold tempatures 3.so that humans can adapt to the frezing cold and be able to stay out there

1.So they can be ready for the actual freezing cold.In August it is not as cold so it is like practicing for a test or something like that. 2.The extra glucose and urea lets them freeze or retain their cell water so they can live. 3.He wants to use it to help human organs to adapt to transplant.