knita703 knita703
  • 06-12-2020
  • Biology
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why free oxygen was not found in primitive atmosphere?​

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nvogelgesang26
nvogelgesang26 nvogelgesang26
  • 06-12-2020

Answer:There was no oxygen in the early air until basic life forms developed the ability to complete photosynthesis. During this cycle, daylight and carbon dioxide are utilized to make energy, delivering oxygen as a result.

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