Answer:
Oxygen
Explanation:
Plants take in water, Carbon Dioxide and light to make oxygen for humans and animals to breath.
The atom? gas? either one of those two would work
You answer to this question will be: A) Camouflage, Mimicry, and Stingers*
A is a correct answer.
Dermis is does not had contain significant amounts of the protein collagen.
Hope it helped you.
-Charlie
