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Basic Microbiology

Microbiology is the branch of science that deals with microscopic organisms and their interaction with other microscopic and macroscopic organisms.

  • Microorganisms are tiny microscopic organisms that are too small to be seen with naked eyes and thus, can only be seen with a microscope. Microorganisms include microscopic organisms like bacteria, fungi, archaea, protozoa, and viruses.
  • Basic microscopy deals with a diverse group of studies that help in research related to the biochemistry, physiology, cell biology, ecology, evolution, and clinical aspects of microorganisms, including the host response to these agents.
  • Microbiology also deals with the structure, function, classification of such organisms, along with exploiting and controlling their activities.
  • The concept of microbiology began with the discovery of the microscope by Anton Von Leeuwenhoek.
  • On the one hand, microbes are used for their unique features which allow the production of antibiotics, amino acids, hormones, and other therapeutic compounds, and also the production of food and food-related products.
  • Microorganisms are also involved in the decomposition of components such as lignocellulosic biomass for second-generation ethanol or biogas.
  • Similarly, certain genetic features and biochemical abilities of microorganisms make them dangerous for industry (food spoilage) as well as human health.
  • Microbiology, initially, was only associated with pathogenic microorganisms that result in different forms of diseases in different groups of living beings.
  • With the establishment of microbiology as a discipline, the application of microorganisms in different areas has also increased.
  • The use of microorganisms in food and pharmaceuticals has given rise to the branching of microbiology into further disciplines and studies.
  • Thus, over the years, the branch has been classified into further groups like agriculture microbiology, food microbiology, pharmaceutical microbiology, systemic microbiology, etc.
  • The studies in microbiology have also increased due to the use of microorganisms in different researches as these are easy to manipulate and reproduce when compared to other living organisms.
  • Studies in microbiology are essential for the discovery of new and advanced methods for the discovery of emerging microorganisms and associated diseases and applications.
  • Microbiology also deals with techniques for the identification of these microorganisms, their classification, and the life cycle.
  • All of this allows for a better understanding of microorganisms and their role in maintaining the ecosystem.
  • Microbiology and microorganisms can be applied for the formation of new genetically engineered microorganisms by a process like genetic recombination.
  • Besides, different microorganisms have found their application in the production of food, industrial products, and antibiotics.

Cilia: Structure, Formation, Types, Functions, Examples

November 10, 2023November 8, 2023 by Anupama Sapkota
Cilia

Cilia are tiny hair-like appendages present on the eukaryotic cell surface that provides a means of locomotion to different protozoans and animals. Read Also: 19 Differences between cilia and flagella (cilia vs flagella) Structure of … Read more

Flagella: Structure, Types, Arrangement, Functions, Examples

November 10, 2023November 7, 2023 by Anupama Sapkota
Flagella

A flagellum or flagella is a lash or hair-like structure present on the cell body that is important for different physiological functions of the cell. Structure of Flagellum The size … Read more

Archaea: Habitat, Characteristics, Classification, Applications

October 8, 2023 by Prashant Dahal
Archaea

Archaea is a domain of life, together with Bacteria and Eukarya, containing single-celled prokaryotes other than bacteria. They are the oldest life-form known to exist. The name Archaea is derived … Read more

Serial Dilution: Formula, Calculator, Method, Uses, Examples

September 9, 2023September 7, 2023 by Anupama Sapkota
Serial Dilution

Serial dilution, as the name suggests, is a series of sequential dilutions that are performed to convert a dense solution into a more usable concentration. In simple words, serial dilution … Read more

Microbiology History and Scientists with their Discoveries

August 3, 2023August 3, 2023 by Nidhi Abhay Kulkarni
History of Microbiology

Zacharias Janssen (1570-1638) Robert Hooke (1635-1703) Antony van Leeuwenhoek (1632-1723) Van Helmont (1580-1644) Francesco Redi (1626-1697) Louis Joblot (1645-1723) John Needham (1713-1781) Lazzaro Spallanzani (1729-1799) F. Schulze  T. Schwann H. … Read more

Differences between terminologies used in Microbiology

August 3, 2023August 3, 2023 by Sushmita Baniya
Differences between terminologies used in Microbiology

Bacteroides and Bacteroids Bacteroides = It is a Gram-negative obligate anaerobic bacteria. Bacteroids= It is the morphological form of the nitrogen-fixing bacteria like Rhizobium which is irregular shaped and is … Read more

VIVA Alert: Basic Microbiology with mnemonics

March 2, 2024August 3, 2023 by Sushmita Baniya
VIVA Alert Basic Microbiology with mnemonics

Name one cluster shaped (grape-like) cocci?Staphylococcus aureus Name one chain shaped cocci?Streptococcus spp. What is the difference between Staphylococcus aureus and Streptococcus?S. aureus is cluster shaped and Streptococcus is chain … Read more

Microbiology Terms and Terminology with Definitions

August 3, 2023August 3, 2023 by Prashant Dahal
Terminology Used in Basic Microbiology

Microbiology Terms from the Letter A Abiotic = Non-living Abiogenesis = Generation of life from abiotic components  Actinomycetes/Actinobacteria = Group of filamentous bacteria  Adhesion = Attachment of microorganisms over biotic/abiotic … Read more

Petri Dish: Definition, Parts, Types, Uses, 4 Examples

June 13, 2023 by Prakriti Karki
Petri Dish

A petri dish is a small shallow transparent dish with a lid that is mainly used in biological experiments for the culture of cells. For instance, in microbiological experiments, a … Read more

Most Probable Number (MPN) Test for Water Quality

June 13, 2023 by Sagar Aryal
Water Quality Analysis by Most Probable Number (MPN)

The most probable number (MPN) test is a statistical method test based on the random dispersion of microorganisms per volume in a given sample. Image Source: Microbe Online and Scharlab. … Read more

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