Body: "Bacteria" is the study of a member of a large group of unicellular microorganisms which have cell walls but lack organelles and an organized nucleus, including some which can cause disease.
People study "Bacteria" in order to better understand health and diseases.
A few notable experts of "Bacteria" include Chris Whitfield, Justin R. Nodwell, Marie Elliot.
Several topics in "Bacteria" include What are types of bacteria? What are the types of microorganisms? What are examples of harmful microorganisms?.