INTRODUCTION :- A microscope may be defined as an optical instrument consisting of a lens or combination of lenses for making enlarged or magnified images of minute objects. The science dealing with all aspects of a microscope is called microscopy.…
Isolation And Preservation Methods INTRODUCTION:- Microorganisms in nature are never found in pure populations. Different types of mixed microorganisms are normally present in soil, water, food, air and various parts of the human or animal body. To study the role…
Bacterial Growth And Growth Curve Bacterial Growth And Growth Curve INTRODUCTION Bacteria can grow in the variety of media which provide a source of energy and basic nutrients that include carbon, nitrogen, phosphorus, oxygen, hydrogen and sulphur. There are several…
Structure Parts and Functions of Bacteria Cell Structure Parts and Functions of Bacteria Cell The structure of the bacterial cell is shown in PHOTO. The outer layer or cell envelope consists of two components a cell wall and a cytoplasmic…
Morphological Classification Of Bacteria (10) On the basis of shape, bacteria are classified as follows . Cocci: Cocci are small, spherical or oval cells. In Greek ‘kokkos’ means ‘berry’. In Greek ‘ko e.g. Micrococcus. Bacilli: It is derived from the…
Classified of Microorganisms Taxonomy is the science that deals with the logical arrangement of living things into categories. Aristotle (4th Century B.C.) was probably the first to group all organisms and categorized them as either plants or animals. In 1735,…
Branches Scope and Importance of Microbiology Branches Scope and Importance of Microbiology The prominent applied branches of microbiology are classified as follows: (1) Medical Microbiology: It deals with the study of causative agents of infectious diseases in human beings. It…
History of Microbiology The existence of the microbial world was unknown until the invention of microscopes because microorganisms are too small to be seen clearly by the naked eye. The principle of the telescope and microscope was accidentally discovered in…
Microorganisms are classified as Bacteria , Rickettsiae , Actinomycetes , Fungi , Protozoa , Algae , Viruses ) Introduction Of Microbiology Microbiology is the study of living organisms of microscopic size which include bacteria, fungi, algae, protozoa, and viruses. This…