Biology

What system helps animals exchange carbon dioxide and oxygen?

More Questions from Biology
What would you call an animal with three main body parts and six legs?
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Which of the following is not a type of blood group?
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What is a name for the place where an animal lives?
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How many inches in length is the typical human esophagus?
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Which pair of animal species and types is correct?
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Which of these is a part of blood?
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Which of these is not an insect?
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Which of these plants would most likely be found around a pond's edge?
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