From: William Benzon (bbenzon@mindspring.com)
Date: Tue 27 May 2003 - 23:06:21 GMT
on 5/27/03 6:13 PM, Richard Brodie at richard@brodietech.com wrote:
> Bill Benzon wrote:
>
> <<Darwinism is, first of all, about random variation and selective
> retention.
> Replication is secondary and didn't enter the picture until Watson and
> Crick.
>
> There are computer models indicating that Darwinian evolution can happened
> without high-fidelity replication.>>
>
> How can you have "retention" without copying and replication? Retention of
> what?
Retention of successful phenotypic characteristics.
>
> What do you mean by "high-fidelity"? Without sufficient fidelity, how is
> evolution different from randomness?
We're talking about fidelity in the replication of genetic units.
Unfortunately, I don't have citations readily at hand. I believe the work
was done by Peter Richerson or one of his students. He's got a website
packed with pubs; you should be able to find it by googling his name.
BB
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