Where do animals obtain carbon?

Acid rain is the direct result of acid released by burning fossil fuels. select the best answer from the choices provided ot o f true or false

What is the number of phosphates in an atp molecule

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