People in eleven states were sickened after eating beef contaminated with the E. Coli bacteria. The tainted beef was traced to a meat-packing plant.
Two camps, in close proximity to each other, experienced an outbreak of cholera. The infection was traced to contaminated drinking water.
A measles outbreak in Indiana was attributed to children whose parents did not have them vaccinated for measles.
During 1918 to 1919, an estimated 20-40% of the world's population suffered from the Spanish flu.
6. Multiple Choice
1 minute
1 pt
The bacteria that causes Bubonic Plague is transmitted to humans by fleas. Which term best describes the role of the fleas in transmitting Bubonic Plague?