Microbe - Sometimes referred to as a microorganism, a microbe is an organism that is microscopic and thus invisible to the naked eye. ⏎
Institute of Medicine - An independent, nonprofit organization that works outside of government to provide unbiased and authoritative advice on health and medicine to decision makers and the public.⏎
Immunization - The process of strengthening the body’s defense against a particular infectious agent, often accomplished by receiving a vaccine.⏎
Habitat - The specific geographical area or physical environment that is inhabited by an organism or a population of organisms.⏎
Germ Theory - A theory in medicine stating that microorganisms are the causative agents of infectious, contagious diseases.⏎