Question

virus is an enigma of biology justify​

Answer 1

Answer:

A major enigma of influenzavirus is whether alteration of viralspecificity for host cell receptors (sialic acids) can generate a pandemic strain of virus.

Explanation:

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Answer 2

Answer:

: A major enigma of influenza virus is whether alteration of viral specificity for host cell receptors (sialic acids) can generate a pandemic strain of virus.