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Author Topic:   Converting raw energy into biological energy
Wounded King
Member
Posts: 4149
From: Cincinnati, Ohio, USA
Joined: 04-09-2003


Message 110 of 314 (419526)
09-03-2007 12:12 PM
Reply to: Message 104 by Rob
09-03-2007 11:39 AM


Re: Leslie Orgel
Just as a point of information, Leslie Orgel isn't a woman.
For my tuppence worth, chirality is an important point but it is not the case that any prebiotic synthesis must yield a racemic product. Looking in the literature you will find many discussions and analyses of chiral symmetry breaking processes. I'm not sure why Orgel makes such a sweeping blanket statement since some of the work that prebiotic symmetry breaking hypotheses are based on, particularly the Frank chiral amplification model, have been around for some decades.
TTFN,
WK

This message is a reply to:
 Message 104 by Rob, posted 09-03-2007 11:39 AM Rob has replied

Replies to this message:
 Message 112 by Rob, posted 09-03-2007 12:23 PM Wounded King has not replied
 Message 113 by Rob, posted 09-03-2007 12:26 PM Wounded King has replied

Wounded King
Member
Posts: 4149
From: Cincinnati, Ohio, USA
Joined: 04-09-2003


Message 115 of 314 (419545)
09-03-2007 1:02 PM
Reply to: Message 113 by Rob
09-03-2007 12:26 PM


Re: Leslie Orgel
Frank's model was yes, but the subsequent experimental work on chiral amplification has not been purely theoretical, particularly the experimental work of Soai (2001) although these didn't involve amino acids or nucleic acids.
TTFN,
WK

This message is a reply to:
 Message 113 by Rob, posted 09-03-2007 12:26 PM Rob has not replied

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