The ratio is 3:4; 3 will be purple and 1 white. 25% is PP, 50% is Pp, and 25% is pp.
Mutations are simply a change in genes. So mutations usually result in variation of an organism that can be good or bad. Some mutations can result in physical and mental disorders like Stockholm disease or down syndrome, Where else some mutations can cause immune to diseases that are harmful.
Cytoplasm is all material (organelles, enzymes, fluid) inside of the cell membrane, except for the nucleus, which has it's own membrane and nucleoplasm within.
It’s possible the other 90% was excreted ? Because a lot of the energy may not be useful to the mouse’s system. ... hmmm. That’s all I could think of, sorry I can’t be a better help ;w;