A dynamic character is a character who consciously does a lot of  things in order to make things happen- i.e is a catalyst for  other events. They could be described as ha â¦ ving a lot of get up  and go; they are motivated.
Hemagglutinin, any of a group of naturally occurring glycoproteins that cause red blood cells (erythrocytes) to agglutinate, or clump together. These substances are found in plants, invertebrates, and certain microorganisms.
Hemagglutinin and neuraminidase are two key proteins displayed on the surface of the virus particle; they are the H and N used in virus strain names like H1N1. Subtypes of flu virus get their name from two proteins they carry on the surface: hemagglutinin and neuraminidase.