The following points highlight the three main system of classifications of microorganism. The system of classifications are: 1. Five-Kingdom System of Classifications 2. Eight Kingdom System of Classification 3. Three Domain System of Classification. 1. Five-Kingdom System of Classifications: Later, prokaryotic and eukaryotic organisms were distinguished on the basis of cell anatomy, and the concept of a bacterium as a [...]
The culture media (nutrients) consist of chemicals which support the growth of culture or microorganisms. Microbes can use the nutrients of culture media as their food is necessary for cultivating them in vitro. Types of Culture Media: The first medium prepared was meat-infusion broth. As most pathogenic microbes require complex food similar in composition to the fluids of the animal [...]
Growth is defined as an orderly increase in cellular components. Microorganisms grow in a variety of physical and chemical environments. To distinguish orderly growth with that of in orderly growth, in recent years the term "balanced growth" has been used. "Balanced growth" as defined by Campbell, is doubling of every biochemical unit of the cell within the time duration of [...]