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Dictionary


sex'ual selec'tion



Biol.
a special type of natural selection in which the sexes acquire distinct forms either because the members of one sex choose mates with particular features or because in the competition for mates among the members of one sex only those with certain traits succeed.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

sexual reproductionsex work
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