Re: [asa] Shark mutation

From: David Buller <bullerscience@gmail.com>
Date: Thu Aug 23 2007 - 13:29:25 EDT

I remember hearing in a debate (I think between Miller and Johnson) where
Miller noted that with some whales (or whaleish animals) it only requires on
mutation to determine whether or not there even will be a tale grown!

Would the antievolutionists care to make comments about gradualism?

-David

On 8/23/07, Jim Armstrong <jarmstro@qwest.net> wrote:
>
> I ran across this news item regarding the catch of a shark with
> appendages clearly resembling webbed feet.
> http://www.underwatertimes.com/news.php?article_id=73210864950
> I wonder how many simultaneous mutations (if any) were required for this
> to happen.
> Of course, it is no sure thing that this mutation happened in such a way
> as to be heritable.
> But that is not my point.
> The basic point here is that the muational sequence length may not be as
> great (and as unlikely!) as one might think to move from one morphology
> to another significantly different morphology.
>
> JimA [Friend of ASA]
>
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Received on Thu Aug 23 13:29:30 2007

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