it depends on the species DNA compared to another species to determine if the species are related or not. Like the human and the rhesus monkey they are closely related because all the genetic codes have the same DNA except one
Answer:
The answer is 21.04 million years
Explanation:
Hope it helps plz give me brainlist :)
Hello,
<span>D.
the eye; the brain</span>
Might be Cell Differentiation...