[LMB] OT: Genetics & Culture

Marc Wilson marc.wilson at gmx.co.uk
Fri Nov 17 02:10:52 GMT 2017

On Thu, 16 Nov 2017 19:50:26 -0500, Matthew George <matt.msg at gmail.com>

>On Thu, Nov 16, 2017 at 7:34 PM, Walter Bushell <proto at panix.com> wrote:
>> No contradiction. If we hadn’t had a good source of vitamin C, the mutation
>> that caused the inability to synthesize it, would have been lost.
>Yes, but we didn't lose it BECAUSE OF its presence.  It was possible for
>the loss to occur because of that, but it was not the cause.

In a sort of way, it was: had it not been there, the mutation that lost
the ability would have been a fatal congenital condition, and would at
the very least have become rare or recessive.  The wide availably of
(especially citrus) fruit stopped it happening.
'You're the Cheshire cat, aren't you?'   'I was the Cheshire cat,' 
he replied with a slightly aggrieved air. 'But they moved the county boundaries,
 so technically speaking  I'm now the "Unitary Authority of  Warrington Cat",
but it doesn't have the same ring to it.'   - Jasper Fforde.

More information about the Lois-Bujold mailing list