BIOC54H3 Chapter 14: Chapter 14
Document Summary
We don"t need to be aware proximate and ulatimate causes: humans don"t do things because we raise inclusive fitness, not all behaviour is biologically adaptive, evolutionary approaches are just politically reactionary doctrine that. Not every trait has to be adaptive maladaptive support social injustice and inequality. Hunter gather lifestyle (biparental care: female choice had fitness effects, as do resource allocation. Sperm competition male competition: sexual dimorphism male testes size. Not evolutionary decision rules human behaviour: testing evolutionary psychology, parental care. Decrease with increase cost to siblings: parent offspring conflict increase with decreased relatedness, social science hypothesis : increase with social bond not kinship. Adoption counters idea: adopted children more related to adoptive parents than expected by chance. Men are more related to provide money for related child: step child similar social bond different relation, blended families genetic offspring and step offspring, more conflict between men and stepchildren versus genetic children.