On Fri, 22 Feb 2008 13:24:00 -0600, Ashley Moran
<[log in to unmask]> wrote:
>
> Common sense says that the number of purely genetic illnesses must be
> pretty insignificant, or individuals carrying the disadvantageous genes
> would have been weeded out long ago.
Not necessarily. A genetic disease that strikes in middle age doesn't
prevent procreation before it strikes.
--
Robert Kesterson
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