Part 96 (1/2)

Leon Ka.s.s and James Q. Wilson, Ethics of Human Cloning (Was.h.i.+ngton, DC: American Enterprise Inst.i.tute, 1998).

159 more generalized humanist a.s.sertion of individual dignity

Brock, ”Cloning Human Beings”; Altshuler, ”Human Cloning Revisited.”

160 In yet another ill.u.s.tration

”Meat on Drugs,” Consumer Reports, June 2012.

161 a truly shocking 80 percent of all U.S. antibiotics

Gardiner Harris, ”U.S. Tightens Rules on Antibiotics Use for Livestock,” New York Times, April 11, 2012.

162 new rule that will require a prescription from veterinarians

”Meat on Drugs,” Consumer Reports.

163 Since the discovery of penicillin in 1929 by Alexander Fleming

”A Brief History of Antibiotics,” BBC News, October 8, 1999, news.bbc.co.uk/2/hi/health/background_briefings/antibiotics/163997.stm.

164 Although Fleming said his discovery was ”accidental”

Douglas Allchin, s.h.i.+PS Resource Center, ”Penicillin and Chance,” www1.umn.edu/s.h.i.+ps/updates/fleming.htm.

165 who first discovered that CO2 traps heat

Spencer Weart, ”The Discovery of Global Warming: The Carbon Dioxide Greenhouse Effect,” February 2011, /history/climate/co2.htm.

166 was not used in a significant way until the early 1940s

”A Brief History of Antibiotics,” BBC News.

167 many other potent antibiotics were discovered in the 1950s and 1960s