hopeykuz11
hopeykuz11 hopeykuz11
  • 02-12-2016
  • Biology
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the oxygen produced by the first photosynthesis autotrophs

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heyitsjassie
heyitsjassie heyitsjassie
  • 02-12-2016
I think it's cyanobacteria during the 3rd era. The cyanobacteria split water to get hydrogen then oxygen is released to the atmosphere.
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papi18 papi18
  • 02-12-2016
gd helmsman p xl a Smallwood Rosemarie
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