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Questions and Answers
Which virus causes COVID-19?
Which virus causes COVID-19?
- HIV
- Measles virus
- Influenza virus
- SARS-CoV-2 (correct)
When was the first known case of COVID-19 identified?
When was the first known case of COVID-19 identified?
- February 2020
- March 2019
- December 2019 (correct)
- January 2020
What percentage of people who are infected with COVID-19 do not develop noticeable symptoms?
What percentage of people who are infected with COVID-19 do not develop noticeable symptoms?
- 25%
- 33% (correct)
- 50%
- 10%
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