[gurps] BioTech-- Eugenics Question

[David Scheidt]

On Jan 26, 2008 7:10 PM, Susan Koziel <kataryna_dragonweaver at yahoo.com> wrote:
>
> ---
> >  Does that number even
> > come close to modeling a similar circumstances in
> > humans?  How quickly would I have almost all 7-foot
> > humans if we only allowed seven-footers to reproduce
> > with each other, and nobody else?  Is it 1-2
> > generations, or 10, or more?  I think probably only
> > 1-2, to be honest.
>
> Height is a multigene thing that is largely influenced
> by environment. Breeding only 7ft isn't going to

Dutch men are the current favorite example of this.  They're about 20
cm taller (average height is a bit more than 185cm) than they were
about 100 years ago.  Given that it is
rather unlikely that they've been engaging in selective breeding,
that's down entirely to factors like diet.



-- 
David Scheidt
dmscheidt at gmail.com