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  2. Is the emergence of the 2009 A (H1N1) virus an example of antigenic shift or antigenic drift? Explain the difference between shift and drift.

Is the emergence of the 2009 A (H1N1) virus an example of antigenic shift or antigenic drift? Explain the difference between shift and drift.

Read attached pdf. And answer questions below :

H1N1 Case Study

Question #1

Is the emergence of the 2009 A (H1N1) virus an example of antigenic shift or antigenic drift? Explain the difference between shift and drift.

Question #2

Why was the 2009 A (H1N1) influenza epidemic considered a pandemic?

COVID-19 Case Study

Question #1

Name two reasons as to why the US failed to contain COVID-19?

Question #2

Based on the lessons learned thus far, what can the U.S. do in the future when faced with a pandemic or national emergency related to infectious diseases?


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