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From: "Ken Nordtvedt" <>
Subject: Re: [DNA] Explaining Haplogroup Success
Date: Sun, 14 Nov 2010 14:12:00 -0700
References: <00ec01cb8433$d1e05690$c2482dae@Ken1> <4CE0467C.3060602@ucl.ac.uk>


----- Original Message -----
From: "James Heald" <>
But if a single
> lineage gets injected just before a population undergoes a burst of very
> rapid growth and range expansion, the chances are much higher that it
> will survive.

[[No more than any other lineage in the wanderlusting, pioneering small
population. ]]





The converse can also be made: the chances that a
> lineage has survived, so that it can be found (or even has grown
> dominant today) are much higher if that lineage emerged into a sudden
> burst of population expansion, than if it emerged into a static
> zero-growth set up. [[Sure, extinction probability of any line decreases
> if the population it is in explodes. I'll produce some results of
> surviving numbers of a line in a growing population; I suspect the ratio
> of any two lines' success will still show large deviations from one, but
> we will see...... perhaps not as strongly? ]]



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