What is the outcome when a cell undergoes meiosis yah?

What does gradualism and punctuated equilibrium have in common

What are some natural processes that represent physical and chemical changes?

Asquirrel population lives in an area. over many years, a river in that area grows wider and stronger, eventually forming a canyon. the squirrel populations on the two sides of the canyon can no longer mate with each other and ultimately form distinct species. this is an example of