As influenza A progresses through the respiratory tract, the ______ of the virus identify host epithelial cells and attach to the cell surface.

Name: As influenza A progresses through the respiratory tract, the ______ of the virus identify host epithelial cells and attach to the cell surface.
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The H spikes (hemagglutinin) on the surface of the influenza A virus are responsible for identifying and attaching to host epithelial cells in the respiratory tract.

As Influenza a Progresses Through the Respiratory Tract, the ______