This course introduces the student to more in depth information about the microbial world. Students will be introduced to the fascinating diversity of prokaryotes and viruses as well as to techniques used for determining microbial identity. The impact of microorganisms on the world around us will then be discussed including microbial interactions with the environment and humans, control of microorganisms, and applications of microorganisms. Laboratory exercises complement the lectures and familiarize the student with principles of microbial ecology and diversity.