PSYCH 3F03 Lecture Notes - Lecture 5: Public Goods Game, Kin Recognition, Kin Selection
13 Apr 2018
School
Department
Course
Professor
Document Summary
Genealogical kin tend to resemble one another: genotype is correlated with phenotype. Individuals that share genotypes tend to be exposed to the same environment, and also other causes that (cid:373)akes phe(cid:374)otype si(cid:373)ilar, that are(cid:374)"t (cid:272)aused solely (cid:271)y shari(cid:374)g ge(cid:374)es. Learn phenotypic information through self-inspection (self-referent phenotype matching) or through inspections of others (other-referent phenotype matching: more likely to reference others you know are likely to be kin from other cues. Self resemblance caused p1 to trust p2 more, even though p2 is(cid:374)"t (cid:374)icer i(cid:374) retur(cid:374: ex. tragedy of the commons public goods game. Gave more money with the more self-resembling faces present: phenotypic resemblance is a kinship cue to promote cooperation. Phenotype matching systems depend on the distribution of phenotypes in the neighbourhood: r changes with the mean neighbourhood phenotype & variance in phenotypes. Single colony spans from spain portugal italy.
