Biology

What are the tiny air sacs in the lungs called?

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Which rays of the sun can damage the skin?
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What are all the living and non-living things in one area called?
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Which of these living creatures does not belong in the same group?
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What vitamin does the sun's ultraviolet rays help the skin produce?
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What are scientists who study animals called?
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A single piece of coiled DNA is called what?
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What name is given to the group of animals that a ladybug belongs to?
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What kingdom would a human be in?
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