How many phylums are there in all kingdoms?

What are the types of mutations, and how does each alter the encoded protein? college level answer

~~16. while watching a special on animals, brianna discovers that hares tend to lose heat through their ears. based on this and what is known about surface-to-volume ratios, propose an explanation as to why hares that live in hot climates (such as the desert) have large, extended ears

Aboy jumps into a cold swimming pool and his body tempature goes down hus muscles ,blood vessels