Biological Nitrogen Fixation

The Nitrogen Fixation is the procedure by which atmospheric Nitrogen is converted into ammonia. The Nitrogen fixation is one of the important components of the Nitrogen cycle. Nitrogen fixation can be biotic or abiotic. The examples of abiotic processes are ..

Bacteria

The bacteria are unicellular microorganisms which were first observed and reported by Anton Von Leeuwenhoeck in 1676. All bacteria are unicellular and prokaryotic. Their size and shape varies as per the species. Majority of Bacteria are in the size range ..

Virus: Importance in Economy and Environment

Since Viruses contain the characteristics of both living and non-living organisms, they are utilized in the field of Biotechnology research.  Bacteriophage can be used in water preservation as it can destroy the bacteria and keep water fresh. Here are some ..

Human Viral Diseases

Common animal viral diseases include African horse sickness, Foot and mouth disease of cattle, Virus pneumonia of pigs, Rabies etc. Common human viral diseases include Influenza, Measles, Herpes, Dengue, Smallpox, Mumps, Common cold, Hepatitis, AIDS. The recent viral pandemics / ..

Virus: Virus Structure, Plant Viral Diseases, Animal Viral Diseases

Virus is a Latin word, literally meaning “poison”. Tobacco Mosaic Virus was the first Virus discovered by Russian scientist Dimitri lvanovsky in 1892. A Virus is an extreme micro, parasitic non-cellular nucleoprotein particle which can persist only if it is ..

Taxonomy: Biological Classification of Organisms

When we classify the organisms into hierarchical series of groups on the basis of their evolutionary relationships, it is called Systematics. Classification is a subtopic of Systematics which deals with ordering of organisms into groups and taxonomy is the study of principles ..

Cell Biology: Cell Structure, Cell Functions, Cell Division, Cell Theory and Cell Organelles

A cell is a functional basic unit of life discovered by Robert Hooke in Cork cells and is the smallest unit of life that is classified as a living thing, and is often called the building block of life. In ..

Vitamins

Vitamin is an organic non-protein substance that is required by an organism for normal metabolic function but cannot be synthesized in sufficient quantity by that organism. In other words, vitamins are crucial molecules that must be acquired from outside sources. ..