What in the human body most resembles a mitochondria organelle and why?

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

Aquaternary consumer species would be expected to have a smaller population than a secondary consumer species. select the best answer from the choices provided t f

Which to produce involved from a symbiotic relationship of organisms which resulted in eukaryotic organisms contain chloroplast