$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.
Selective breeding is caused by humans, we created selective breeding by finding out that if we mate two lions one with white lion gene (and white fur) and one with out the ge â¦ ne (with normal fur)there is a good chance that a white lion may be born but also a good chance a normal lion may be born.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.