The Grandmother's Hypothesis

Anthropology of Aging Final Research Paper 11/5/12 The grandmas Hypothesis The post-reproductive period of women has been suggested to be an adaptive phenomenon caused by the selection for women who ar able to be beneficial in raising their hold grandchildren. This has been formed into a surmisal known as The Grand cause Hypothesis, earlier proposed by G.C. Williams in 1957, who suggested the idea that climacteric has give-up the ghost an evolutionary adaption for increasing ones own inclusive fittingness. early(a) hypotheses contrast this hypothesis and suggest that mens changes in reproduction birth played a hearty graphic symbol in the change magnitude post-reproductive periods in women (Marlowe 1999). Numerous studies have examined demographics of childcare end-to-end different hunter-ga in that respectr societies, examining longevity and assistance to class provided by the mformer(a)s mother, the mother, the father and the combinations of each. The most universal hypothesis for explaining the occurrence of climacteric and increased longevity aft(prenominal) reproduction has been the gran Hypothesis. An interesting fact about menopause through an evolutionary lens is that Bonobos and gorillas, who care 99% of our desoxyribonucleic acid are reproductive throughout their life and do non experience menopause (Eric Johnson 2009).

It is then suggested throughout various disciplines that somewhere along the course of human evolution, there was selection for menopause and increased longevity. The grandmother hypothesis suggests that a selection for menopause occurred w ithin women in read for plain care to be g! iven to their kin, which improves their own inclusive fitness (G.C. Williams 1957). The reason for an increased need for women to provide for their kin is intellection to have occurred cod to the nature of savannah habitats. Since a mother has to feed concurrently not only her current child but alike her previous several offspring, help from other individuals becomes especially effective. (Hewlett,...If you essential to get a full essay, order it on our website: BestEssayCheap.com

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