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Archiver > GENEALOGY-DNA > 2004-01 > 1073101947
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Subject: Re: [DNA] Mutational Direction - Garden of Eden Hypothesis
Date: Fri, 2 Jan 2004 22:52:27 -0500 (EST)
References: <LPBBIOAJJFIEMAHJCAPAMEPODJAA.maldodd@sapo.pt>
In-Reply-To: <LPBBIOAJJFIEMAHJCAPAMEPODJAA.maldodd@sapo.pt>
Malcolm wrote:
> <It appears that up mutations are twice as likely as down mutations<
>
> Surely this, in conjunction with the conclusions of the Underhill study, "Y
> chromosome sequence variation etc" (2000 Nature America Inc) can allow the
> maths/statistics experts to compute from present results the most likely
> original haplogroup sequence.
It's not that simple. The up-down bias depends on the length of the
marker.
John Chandler
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