Biology
What is most of the oxygen that enters the human body taken in through?
More Questions from Biology
What is the name of the machine that separates blood?
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What type of plants has tube-like cells that help move water through the plant?
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Which of these body systems helps your body keep its shape and gives protection?
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What is the correct order of a butterfly's life cycle?
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Some insects in the north produce what chemical to serve as a natural antifreeze in the winter?
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Which of these characteristics allows an owl to see well at night?
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What is the name of the animal group that includes mites, ticks and scorpions?
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