1.   In fact, there is no scientific basis for theories pushing the genetic superiority of any one population over another.

2.   Delahoussaye kept him within a length of the speed horse, Kid Katabatic, through all the turns before blasting past in a pure flash of genetic superiority.

3.   Some experts, including those at American Forests, say that claims that champion trees possess a genetic superiority are misleading.

4.   The bees began breeding with their local counterparts, and because of their genetic superiority quickly turned docile hives into highly aggressive Africanized hives.