[ExI] biology term

Anders anders at aleph.se
Fri Oct 14 07:43:21 UTC 2016


On 2016-10-14 01:26, spike wrote:
>
> In the old days before the internet, we worked out equations like this.  Now
> notice I first Googled, then asked my community of gurus (found the answer
> that way) but didn't start with trying to derive the equation.  The object
> lesson was not missed: next time, calculate first, wait for that approach to
> fail, then look up the answers.  I was lazy because biology isn't my area of
> expertise.  Had it been an orbit mechanics question, I mighta calculated
> first.  Now... no more lazy for the spikester.

To be fair, this kind of genetic equation is a mess, and if one is not 
careful there will be confusion. I would suggest grabbing a copy of "The 
Genetics of Human Populations" by Luigi Cavalli-Sforza - this is an 
awesome pre-genomics book, describing the classical state of the art. I 
know it solves balanced selection in one of the early chapters.

Or, one can have fun and make a Monte Carlo simulation. Little agents 
with two chromosomes swim around, randomly mate, mutate, and their 
offspring survive at different rates...

I would try to hack that together right now, in fact, but I need to rush 
to a tutorial. I got a student! Muhahahaha!!! So I guess this can be 
left as an exercise... :-)

-- 
Dr Anders Sandberg
Future of Humanity Institute
Oxford Martin School
Oxford University




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