diyah210
diyah210 diyah210
  • 07-01-2016
  • Biology
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Could life as we know it exist on earth if air contained only oxygen

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Аноним Аноним
  • 07-01-2016
no because of water evaporates and the cumebous and unbous layers take in the vapperation of the water that humans use and other plants and animals. so no 
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