If you're trying to say if we can see its oxygen moving we can't, and the leaf's colors are its oxygen and life, which makes it green, its also the water combine with the elements inside of the lead that make it green.
Answer:
point A
Explanation:
Because there are far more prey than predators and there would be conflict to be on the top of the food chain again
(C)theories can be used to predict the existence of as of yet unobserved things or phenomena
I believe the answer would be D. If a plant were to have poisonous parts it could me the possibility that a child could become seriously ill.
