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_____ created oxygen in the early atmosphere. Was it a)Photosynthetic bacteria b)Asteroids hitting the earth c)Plankton d)Volcanic eruptions e)Forests
Photosynthetic bacteria created oxygen in the early atmosphere.
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Asked 11/16/2010 1:13:26 PM
Updated 9/18/2018 5:25:43 AM
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Photosynthetic bacteria created oxygen in the early atmosphere.
Added 9/18/2018 5:25:43 AM
This answer has been confirmed as correct and helpful.
Confirmed by Sting [9/18/2018 6:24:59 AM]
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In meteorologypaleontologyuniformitarianismstratigraphy you study rock strata
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Updated 10/16/2018 5:59:16 AM
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In stratigraphy you study rock strata.
Added 10/16/2018 5:59:16 AM
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Confirmed by Janet17 [10/16/2018 6:22:11 AM]
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