User talk:Cshirc1/homework
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Aagwebb (talk) 16:29, 7 October 2011 (UTC) Not bad, you could be a little more specific throughout. Also, I think you're getting too specific here. Is there a wiki page for early life? Or for Archean life? Or for the ways in which early life may be preserved in the rock record? +3 for the picture - how was it made? 31/30.