Answer:
d the squirrel population
Explanation:
Paleontologists can identify organisms that may be ancient relatives of those living today. By looking at fossils they can also suggest how these organisms lived together in an ancient habitat. Few organisms become fossilized because the circumstances that an organism has to be in is very specific.
I believe it is the crust
To produce hormones and also to produce electrical impulses
It means that the trait is heterozygous. Also, "T" is common used as the letter to represent the trait "Tall".