The following points highlight the six main techniques which are used to develop for the isolation of pure culture from mixed culture. The techniques are: 1. Use of Micromanipulator 2. Isolation by Exposure to Air 3. Isolation by Streaking or Streak Plate Technique 4. Isolation by Inoculating in Animals 5. Isolation by Using Selective or Enrichment Media 6. Other Methods [...]
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 [...]
In this article we will discuss about the definition and locomotion of Flagella. Definition of Flagella: The motile bacterium may possess a flagellum (plural flagella). The flagellum is hair like helical and surface appendages emerging from the cell wall. It is of 20-30 nm in diameter and 15 µm long. It provides various types of motility to the bacterial cell. [...]