A raven's claws are made out of the protein keratin. Describe how this fact is related to the raven's genes.

Hurry where is the majority of earth's water found? o glaciers o oceans ground o rivers and lakes

Which best describes this behavior? it is beneficial only to the males that do not fertilize eggs. it is beneficial only to the female workers that are not fertilized. it is beneficial to each one of the individual colony members. it is beneficial to the whole species, but not to all of the individual members.

Why does the earth spin slowly, not faster? is it possible to prove it scientifically? can you prove it with math?