Which virus did Landsteiner help discover in 1909?
Ebola Virus
HIV
Polio Virus
Hepatitis B Virus
Answer
The answer is the polio virus. It is a highly infectious disease caused by the poliovirus. The virus spreads from person to person and can cause paralysis. Although there is no cure, there is a vaccine that can prevent the disease.
The Extraordinary Journey of Karl Landsteiner: Test Your Knowledge!