In biology, relating to organisms or traits that have not undergone evolutionary change for long periods; not showing evolutionary progression.
From Greek an- (without) + oe (variant of aio, aeon) + -genetic (relating to origin or generation). Suggests lack of evolutionary generation or change.
Horseshoe crabs are anoegenetic superstars—they've barely changed in 450 million years while dinosaurs came and went! Their ancient blueprint works so well that evolution says, 'Why mess with perfection?'
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