eugenics
(u-jen“iks)
the study and control of procreation as a means of improving hereditary characteristics of future generations. The concept
has sometimes been used in a pseudoscientific way as an excuse for unethical, racist, or even genocidal practices such as
involuntary sterilization or certain other practices in Nazi Germany and elsewhere.
negative eugenics
that concerned with prevention of reproduction by individuals considered to have inferior or undesirable traits.
positive eugenics
that concerned with promotion of optimal mating and reproduction by individuals considered to have desirable or superior traits.

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