Biology

Which term refers to the presence of or requirement for oxygen?

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What is the nerve that helps transmit sound signals to your brain?
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What is the end of the human life cycle?
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Which mammals use a pouch to continue their offspring's development once born?
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Which organ churns the food we eat?
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What are the slimy plants that usually live in a pond called?
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What are squirrels thought to bury to store for a winter supply of food?
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What science word means "to group"?
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Which of these plants would most likely be found around a pond's edge?
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