MBBS Stage 2 Mock 10

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In the context of the influenza virus, match the definitions of antigenic shift and drift correctly:

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Match the text

Drift

Shift

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In a host cell, RNA can intermix and produce a completely new virus. New H and N proteins are evident. Can produce pandemics.

Minor changes and point mutations in the virus itself, over time. The end result is the same virus, but slightly altered.


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