This course focuses on the tools and methods used to study the microbial world. An overview of the vast diversity of microorganisms is provided as well as a comparison of the distinguishing characteristics of bacteria, archaea, fungi, prions and viruses. Other topics include techniques for cultivating microorganisms, handling and disposing of biohazardous materials, and controlling microbial growth. This course introduces classic strategies used in applied microbiology and environmental microbiology to identify, characterize and quantify microbes.