secrets of the dead killer flu video questions answers
Nova 1918 Flu Video Questions
Explain to the students that the graphs show how the 1918 influenza affected the population. Have them take a few minutes to answer the questions, ...
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1918 Pandemic (H1N1 virus) | Pandemic Influenza (Flu) | CDC
The 1918 influenza pandemic was the most severe pandemic in recent history. It was caused by an H1N1 virus with genes of avian origin.
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Typhoid fever - Wikipedia
Typhoid fever, also known as typhoid, is a disease caused by Salmonella serotype Typhi bacteria. Symptoms vary from mild to severe, and usually begin six to ...
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