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Article #1276Re: evolutionary clays (RE: Re: Evolution or Creation)
From: Deaddog
Date: Tue, 30 Oct 1990 21:27
Date: Tue, 30 Oct 1990 21:27
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1326 bytes
"Seven Clues to the Origin of Life" may be more accessible to the
casual reader. "Genetic Takover" is definitely more rigorous.
I apologize for the abstruse "RNA world" comment. It had nothing to
do with the book per se. While the "genetic takeover" hypothesis is
interesting, a variety of recent research suggests that a self-contained metabolism using nucleic acids as both information-carriers and catalysts
could have evolved de novo. This hypothesis has been loosely referred to
as the "RNA world". To the extent that the "RNA world" was self-organizing, a "genetic takeover" is logically unnecessary. Nevertheless, it still may have happened as Cairns-Smith envisions; it is difficult to pin down the events of 4 bya (although we're trying).
Dept. Mol. Biol.
Mass. General Hospital
Non-woof
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!wuarchive!husc6!Frodo.MGH.Harvard.EDU!Ellington From: Ellington@Frodo.MGH.Harvard.EDU (Deaddog) Newsgroups: sci.bio Subject: Re: evolutionary clays (RE: Re: Evolution or Creation) Message-ID: <4552@husc6.harvard.edu> Date: 30 Oct 90 21:27:19 GMT Sender: news@husc6.harvard.edu Organization: Molecular Biology, Mass. General Hospital Lines: 12 References: <4482@husc6.harvard.edu> <1990Oct24.161933.28373@sctc.com>