The appendix has long been considered a vestigial structure. That is, a deconstructed, nonfunctional characteristic that has been fully functional in a species' ancestor.(Mayr, 291) Humans seem to have a fair number of other vestigial organs such as male nipples, wisdom teeth, tailbones (coccyx), and ear muscles.
If you don't have a RealPlayer Plug-in, Get it here for free! Uzi is a SMG (small machine gun) chambered for either the 9 X 19 (9mm Parabellum) or .45 ACP round. Uzis are widely available for civilian purchase in a semi-auto version. Several different countries have licensed the Uzi design from IMI in Israel. These countries include China (Norinco), Belgium (FN), U.S.A. (Group Industries), Cuba, and France.
8. .45acp just because of longevity, and the fact that it was chambered in 1911s, thompsons, etc. It's killed a lot of people in the civillian world too, although still not as commonly used as 9mm. 9. .30-06 because of the M1 Garand, 1903, and BAR, all of which saw a ton of service.