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| 1 | |
Why would the immune response to members of the normal flora cross-react
with pathogens? |
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| 2 | |
What factors might contribute to a long incubation period? |
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| 3 | |
In two of Koch's postulates, (#2 and #3), it is indicated that a pure
culture of the organism is required. What would be the consequence of using
a culture that was not pure? |
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| 4 | |
Why is it a good strategy for a microbe to adhere to a receptor that plays
a critical function for the host cell? |
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| 5 | |
Why would some pathogens behave differently in a non-human host? |
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| 6 | |
Encapsulated organisms can be phagocytized once antibodies against the
capsule have been formed. Why would this be so? |
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| 7 | |
Home-canned foods should be boiled before consumption to prevent botulism.
Considering that this treatment does not destroy endospores, why would it prevent
the disease? |
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| 8 | |
Why would various unrelated viral infections often include a similar set of symptoms (fever, headache, fatigue, and runny nose)? |
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| 9 | |
Why would relatively few people of West African ancestry have the Duffy
blood group antigen? |
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