Explanation:
A dichotomous key is a tool that allows the user to determine the identity of items in the natural world, such as trees, wildflowers, mammals, reptiles, rocks, and fish. Keys consist of a series of choices that lead the user to the correct name of a given item. "Dichotomous" means "divided into two parts".
The largest natural population of organisms that can interbreed to produce fertile offspring are species.
It's called the
Follicular Phase
A person with this genetic disorder has an extra x-chromosome. Their genotype is XXY.