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[–] Cheesebooger ago 

Tell me more

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[–] Dibgick ago 

The problem with inbreeding is that genetic invariance renders a population very sensitive to a disease that they are not prepared to resist.

In America most of the indian population died of smallpox because of that.

In Europe the same happened with the plague and phylloxera.

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[–] Cheesebooger ago 

The jews have Tay Sachs, no?