| 1. | A : Unlike the measles virus, the influenza virus is continually changing.
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| 2. | There are two major proteins on the surface of influenza virus particles.
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| 3. | Scientists have come to expect the influenza virus to do the unexpected.
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| 4. | Salk had become interested in the influenza virus while in medical school.
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| 5. | This, in my view is the most serious concentration of influenza viruses.
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| 6. | Type C is the only influenza virus to express the enzyme esterase.
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| 7. | Palese built " the first genetic maps for 1918 pandemic influenza virus.
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| 8. | For example, influenza virus has only eight genes and rotavirus has eleven.
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| 9. | After the release of new influenza viruses, the host cell dies.
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| 10. | Influenza virus vaccines have beneficial implications to an individual s health.
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