| http://www.w3.org/ns/prov#value | - And finally, we have the kinds of chemicals and minerals that would have allowed simple micro-organisms to live in that environment.In the absence of oxygen, such micro-organisms likely would have had to get by with a process known as chemolithotrophy, or eating rock as a summary in Science put it.But finding actual fossils, or any remnants of ancient microbial life, assuming any are there to b
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