👉 Bacteriologist is a scientist who specializes in studying bacteria and their related microorganisms. They study the genetics, physiology, ecology, and biotechnology of these organisms. Bacteria are tiny cells that live on or within other living things. In addition to studying bacteria, bactriologists also work on understanding the role of bacteria in human health, including the development of vaccines against bacterial infections like pneumonia and meningitis. They also study the impact of antibiotics on bacterial populations, as well as the