Assertion: gene | /r/HasProperty | mediated by the phenotype
Facets:
Source sentences:
text: Dawkins builds upon George C. Williams's book Adaptation and Natural Selection (1966), which argued that altruism is not based upon group benefit per se, but is a result of selection that occurs "at the level of the gene mediated by the phenotype" and any selection at the group level occurred only under rare circumstances.