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A comment on Mimicking an impact on Earth’s early atmosphere yields all 4 RNA bases. Parent comment

Re:Mimicking an impact on Earth’s early atmosphere yields al... by Retric on Thursday April 13, 2017 @03:03PM (#14109966)
Deep sea vents provide a lot of chemicals that can be broken down for energy. There are currently entire ecosystems based on this. (https://en.wikipedia.org/wiki/Hydrothermal_vent#/media/File:...) So, early earth was likely awash in chemical energy for life. https://en.wikipedia.org/wiki/Hydrothermal_vent
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