Answer:
Oxygen is a chemical element that constitutes 21 percent of the Earth's atmosphere, that is capable of combining with all elements except some noble gases, that is active in physiological processes of almost all known organisms, and that is involved especially in combustion — see Chemical Elements Table.
Explanation:
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Answer: There is not enough information to answer this question
Answer:I would choose the food pyramid it helps me make sure I get a healthy balance of food everyday
Explanation:
The correct answer would be: D
