Is there a relationship between crystal size and intrusive rocks

as a camel goes without food, its hump begins to shrink. its fur prevents the camel from sweating too much.camels store fat in their humps, not water.

a "theory" a suggestion that is not 100 % accurate, or a figure. some people say its a theory because they of all the passed theory's about one subject. it depends sometimes theory might be accurate and sometimes they are.