Download Name Period______ Killer Flu Clip 1 1. What is a “super virus”? 2

Name _____________________________
Period______
Killer Flu
Clip 1
1. What is a “super virus”?
2. What made the 1918 flu epidemic different from “normal” flu seasons?
3. What questions must scientists answer to fully understand the 1918 flu pandemic?
4. Why is it important to understand the genetic basis of the 1918 influenza virus?
Clip 2
1. How fast and where did the flu spread?
2. What is meant by the term “heliotrope cyanosis”? What causes it?
3. What is the current explanation of why this flu attacked mostly the young and healthy?
Clip 3
1. How does a virus survive and thrive?
2. Why is it easy for a virus to mutate?
3. Why is it important to specifically identify the particular virus responsible for the 1918 pandemic?
Name _____________________________
Period______
The Mystery of the Black Death
Clip 1
1. What percentage of a particular town was expected to die from the plague?
2. Why was quarantining a household considered a death sentence?
Clip 2
1. How did the villagers survive the quarantine?
2. Was the rector’s decision to quarantine the village a wise one? Explain your answer.
Clip 3
1. On the Cellular level, how does a normal plague infection take place?
2. What was O’Brien’s hypothesis about the mutated CCR5-D32 gene?
3. To test O’Brien’s hypothesis, what evidence was collected and how was it collected?
Clip 4
1. What is the scientific explanation for those who survived the plague?
2. What were the 3 possible outcomes of a person who is exposed to the plague bacteria?