Which of the following is a true statement about
evolution?

What would happen to the nutrients in an ecosystem if decomposers, such as bacteria, didn’t exist there?

Wich organism obtains its energy from dead or decaying matter

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