Abstract

Ravi Raj Nanda

Microorganisms, also called microbes, are microscopic organisms. Microbiology is the study of microbes. Microorganisms include bacteria, fungi, archaea, and protists. Viruses and prions are not included in the definition of microorganisms because they are non-living. There is a lot of debate right now concerning how life is organized and classified, especially in the study of microorganisms. The primary division between prokaryotes and eukaryotes divides living beings into two groups.