Archiver > GENEALOGY-DNA > 2010-03 > 1270048117

From: Vincent Vizachero <>
Subject: Re: [DNA] Questions about alternate means of searching DNA Genealogy
Date: Wed, 31 Mar 2010 11:15:15 -0400
References: <>
In-Reply-To: <>

As John already told Sam, the probability of a father and son
differing by a GD of 2 is 20%.

On the other hand, the probability that two random men would be a
75/77 match is HUGELY less than 20%. For all intents and purposes,
it is 0%.


On Mar 31, 2010, at 10:20 AM, robert mclaren wrote:

> Sam,
> Of course I considered the possibility that someelse was my father.
> However, we look alike and all highly resemble my father when he was
> young.
> Tall, thin, and red hair. I am left handed as is one of the two
> brothers.
> All have blue eyes --- etc., etc. Furthermore, if is possilbe for two
> mutations to occur in one generation. I am not the only one that I
> know of.

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