Re: Darwin, Evolution, the Animal Kingdom, and Man

From: Lester Zick (lesterDELzick_at_worldnet.att.net)
Date: 12/06/04 

Date: Mon, 06 Dec 2004 15:27:09 GMT

On Sun, 05 Dec 2004 22:15:16 -0600, Albert <albertwagner@cox.net> in
comp.ai.philosophy wrote:

>Wolf Kirchmeir wrote:
>> Albert wrote:
>>
>>> cantueso wrote:
>>>
>>>> Wolf Kirchmeir <wwolfkir@sympatico.ca> wrote in message
>>>> news:<BGlsd.36350$kI6.1779161@news20.bellglobal.com>...
>>>>
>>>>> In general, genomic variation in a species is an indicator of
>>>>> possible future speciation. Humans are in a bad way in the regard -
>>>>> we have very little genomic variation compared to, say, horses or
>>>>> dogs. Or even chimps, although primates generally have low rates of
>>>>> genomic variation. One source (can't recall details, sorry) claimed
>>>>> that the genomic variation in humans is less than that among the
>>>>> litter-mates of dogs -- and keep in mind that these litter mates
>>>>> have the same dam and sire! IOW, we are genetically speaking all
>>>>> closely related -- siblings, in fact.
>>>>
>>>>
>>>>
>>>>
>>>> that is a nice useful finding. everybody can see the philosophical
>>>> hint. it reminds us all of Genesis 1 .
>>>
>>>
>>>
>>> I didn't see it and still don't see it; And I am continually on the
>>> alert for such connections. Horses and dogs have been subjected to
>>> extreme artificial selection in breeding. Primates have not.
>>
>>
>> If anything, extreme artificial selection should reduce genome
>> variation. So, what's you point?
>
>A misunderstanding of the mechanism apparently. How does
>artificial selection reduce the genome variation?

Good question. I would have thought only the number of generations
could do that.

Regards - Lester

Relevant Pages

  • Re: Darwin, Evolution, the Animal Kingdom, and Man
    ... extreme artificial selection should reduce genome ... > selection reduce the genome variation? ...
    (sci.cognitive)
  • Re: human-human variation grows!
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  • Article: The hapmap project
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  • Re: Peppered moths
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