Petrochemicals include many things, I would say All of the above. Hope this helped! :)
The answer is B since the energy that the body uses or the energy we have is measured in calories.
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Answer:
waste of other animals,eating dead animals and plants
The frontlobe is behind the frontal lobe and is separated from it by the central sulcus.
Genetic material is being duplicated during C. Interphase of the cell cycle.
