Assertion: menopause | /r/HasProperty | selected for human
Facets:
Source sentences:
text: The mother hypothesis suggests that menopause was selected for humans because of the extended development period of human offspring and high costs of reproduction so that mothers gain an advantage in reproductive fitness by redirecting their effort from new offspring with a low survival chance to existing children with a higher survival chance.
text: The grandmother hypothesis suggests that menopause was selected for humans because it promotes the survival of grandchildren.
text: The mother hypothesis suggests that menopause was selected for humans because of the extended development period of human offspring and high costs of reproduction so that mothers gain an advantage in reproductive fitness by redirecting their effort from new offspring with a low survival chance to existing children with a higher survival chance.
text: The grandmother hypothesis suggests that menopause was selected for humans because it promotes the survival of grandchildren.