The first of some responses to persons who have kindly wrote in to “Some thoughts on common ancestry”:
Mark Frank writes
Whatever problems there may be in explaining the OOL they have no relevance to common ancestry. However it happened, life did begin (unless you are determined to discard cosmology as well as biology).
The relevance to common ancestry is: Common ancestry from what, exactly?
If we don’t know what, how do we know that?
It sounds appealing. Is it true?
Note: See the Science Fictions series at your fingertips (origin of life) for why origin of life is such a sinkhole in science today.
Next: Why, exactly, should we believe that humans are descended from simpler forms of life?
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