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Intragenomic and intrauterine conflict in humans information


Intragenomic and intrauterine conflicts in humans arise between mothers and their offspring. Parental investment theory states that parents and their offspring will often be in conflict over the optimal amount of investment that the parent should provide.[1] This is because the best interests of the parent do not always match the best interests of the offspring. Maternal-infant conflict is of interest due to the intensity of maternal investment in her offspring. In humans, mothers often invest years of care into their children due to the long developmental period before children become self-sufficient.  

Parents and their children are typically engaged in a cooperative venture in which both benefit by the survival and future reproduction of the offspring. However, their interests cannot be identical because their genes are not identical. While both parent and offspring are 100% related to themselves, they share only 50% of their genes with each other, which means both parent and child will at times be in conflict with each other.[2]

  1. ^ Trivers RL (1972). "Parental Investment and Sexual Selection". In Campbell B (ed.). Sexual Selection and the Descent of Man. Routledge. pp. 136–179. doi:10.4324/9781315129266-7. ISBN 9781315129266.
  2. ^ Haig D (December 1993). "Genetic conflicts in human pregnancy". The Quarterly Review of Biology. 68 (4): 495–532. doi:10.1086/418300. PMID 8115596. S2CID 38641716.

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Intragenomic and intrauterine conflict in humans

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Intragenomic and intrauterine conflicts in humans arise between mothers and their offspring. Parental investment theory states that parents and their...

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