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2. A pig is infected with two subtypes of Influenza A, H3N2 and H1N1. Later, the...

2. A pig is infected with two subtypes of Influenza A, H3N2 and H1N1. Later, the farmer comes down with influenza that is subtyped as H3N1.

What is the termfor this kind of inter-species transmission to humans?

Explain how the genome structure of influenza contributed to the emergence of a new subtype of virus.

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Antigenic shift . It is the process where two strains combine to form a new subtype containing a mixture of original strains .

Genome structure of both the subtype of influenza combine to form a new subtype.

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