Ellehcar Ellehcar

14-10-2016
Biology

contestada

Could life as we know it exist if the air on earth only contained oxygen?

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Аноним Аноним

14-10-2016

Yes our lungs will be clean and perfect.

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fentyxizzy fentyxizzy

14-10-2016

I don't think so because plants need carbon dioxide, and when plants get carbon dioxide they let off oxygen. So without carbon dioxide the plants can't give us oxygen.

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