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  • 23-02-2017
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What are two gases that animals exchange with heir surroundings?

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Vimal1
Vimal1 Vimal1
  • 23-02-2017
Two gases:
Carbon dioxide
Oxygen
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alexjbodnar
alexjbodnar alexjbodnar
  • 23-02-2017
animals take in oxygen and give off carbon dioxide. plants take in the carbon dioxide and give off oxygen.
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