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#817 - Dr Anna Machin - The Evolutionary Psychology Of Love, Lust & Cheating
Modern Wisdom
Seek Diversity for Stronger Offspring
Women possess a unique ability to detect genetic compatibility in potential partners through their sense of smell, linked to the major histocompatibility complex (MHC). This complex influences immune response diversity and certain genes within it affect olfactory sensitivity. Women are biologically inclined to dislike the scent of males whose MHC genes closely match their own, as proximity suggests inbreeding. For optimal offspring health, women instinctively prefer partners with MHC genes that are considerably different from their own, promoting a diverse immune system in their children.
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