B they are <span>used for the process of gene transfer</span>
Gills allow the fishes to breathe underwater. Scales help the fish in external environments due to waters. And find help balance the fish becoming more quicker. Mouth let’s fish eat small algae. And eyes help fish see electric move money from muscles to help see.
Together organ systems make us healthy and living.
A vaccine can help keep people healthy and protect them from a certain virus. For example people in the United States get the flu shot when they get this shot the vaccine wont magically get rid of the virus but rather help them fight it off and protect them in the future if they keep up to date getting the vaccine
