Answer:
The process by which green plants and some other organisms in the presence of sunlight to synthesize nutrients from carbon dioxide and water is called photosynthesis.
The skeletons can be the same but have a different function, because they descended from a like ancestor. like a human arm and a bat's arm.
23 haploid Chromosomes for each human
Valves ensure blood flows toward your heart. Vein valves work to bring the blood that flowed down via arteries back up to your heart.