$500 Bill. The Treasury minted several versions of the $500 bill, featuring a portrait of President William McKinley on the front. The last $500 bill rolled off the presses in 1945, and was formally discontinued 24 years later in 1969. Like all the bills featured here, the $500 bill remains legal tender.
Confidence votes 21. Selective breeding has been a way of enhancing preferable genetic qualities in mainly dogs, cats and horses. Often the results can cause mild to severe problems.For example ;breeding for the flat face of the pekingese can cause breathing problems and jaw and teeth deformities.ften the results can cause mild to severe problems.For example ;breeding for the flat face of the pekingese can cause breathing problems and jaw and teeth deformities.
The variety of traits found in domestic dogs is an example of genetic diversity caused by selective breeding.xamples showing the importance of genetic diversity donât always come from the most diverse species. Cheetahs experienced a genetic bottleneck around 10,000 years ago, a point where their population was reduced to very low numbers and the remaining animals became inbred.