Microbiology Virology a7e3e660 Hemagglutinin and neuraminidase are found in: A Norovirus B Hantavirus C Influenza virus D Rubella virus High-Yield Explanation Ans. C. Influenza virusHemagglutinin is for attachment to sialic acid/mucin receptors and neuraminidase/mucinase is for release/elution.