Answer:
It is the reason the sky is blue
Explanation:
Chemical energy.
Hope this will be the answer.
A plant cell would be a cell wall and for an animal cell it would be the cell membrane.
I believe it would be polyphyletic.
Polyphyletic groups are formed when two lineages convergently evolve similar character states. Organisms classified into the same polyphyletic group share phenetic homoplasies as opposed to homologies. The key difference between paraphyletic and polyphyletic groups is that paraphyletic contain their common ancestor, whereas polyphyletic groups do not.