How do nutrients and energy allow changes in animals

Well enegry helps them stay active all the time but at night even animals need to rest to restore energy for the next day and nutrients helps them grow and gives them vitimn a, c ,b ,e, and d  oh and iron it also helps them to be active in some caces.
  

No because the eaeht is on a 23.5 degree axis tilt and so when it is winter the northern hemisphere is pointing away from the sun and the soutubern hemisphere is pointing toward the sun

Alright, i'm gonna try to explain this as good as possible. the law of conservation is like a collection overtime. it never changes though. no matter how you change the constituent parts.