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During respiration, members of the animal kingdom use ______ and then release ______ as a waste gas. A) oxygen:hydrogen B) carbon dioxide:oxygen C) oxygen:carbon dioxide D) carbon dioxide:water vapor

User KenFar
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2 Answers

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C. Oxygen and then carbon dioxide
User Ponting
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I believe the answer is Oxygen and Carbon Dioxide. Hope this helps:)
User Wendelbsilva
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