here i used example as, plolygenic genes to explain polygenic .
one of a group of nonallelic genes that together control a quantitative characteristic in an organism. in …other words mean: a group of genes, that determines a number of characeristics of an organism= its phenotype. (phenotype= appearance i.e blue eyes, blond hair) so it says, its genes (more than one), that decides how u are going to look like. foe example : blue eyes, red hair, big, small, etc... ( Full Answer )