Genetic mutations are the biological cost of the taboo that is incest
Incest has been and still is a taboo in almost every culture around the world. History, however, provides ample evidence of incestuous relationships that prevailed in several countries many centuries ago. Royals and nobles in some nations kept royal blood pure by marrying blood relatives.
Egyptian rulers would marry their siblings or their biological children because they believed in incest. Yet the fact remains, incest has genetic implications and could give rise to grave genetic mutations. History provides numerous cases to prove this.
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