Overview Forces responsible for genetic variation mutation login to view 2 more bullets founder effect login to view 2 more bullets genetic drift login to view 2 more bullets natural selection login to view 4 more bullets bottleneck login to view 1 more bullet gene flow login to view 1 more bullet Hardy-Weinberg equilibrium states that genotype and allele frequencies remain constant through generations disease prevalence equation login to view 6 more bullets requirements for validity login to view 2 more bullets the genotypic frequencies of the population will remain stable from generation to generation assumptions login to view 3 more bullets other notes login to view 3 more bullets