In recent years, biologists have discovered certain living units called viruses. They are so small that they cannot be recognised even with the help of an ordinary microscope. But they exhibit certain properties, for example, the ability to reproduce their kind, which are normally associated with life. The viruses can now be seen with the modern electron microscope. They resemble [...]
In this article we will discuss about:- 1. Meaning of Virus 2. Characters of Virus 3. Importance. Meaning of Virus: The name 'virus' came from a Latin word virus which means venom or poisonous fluid. Although plant diseases like leaf roll of potato and human diseases like yellow fever, small pox etc., were known for long time, the nature of [...]
In this article we will discuss about bacteriophage and its properties. The virus which infects and destroys the bacterial cell is known as bacteriophage or eater of bacterium (Greek phagein — to eat). Though they are so called, but they do not eat bacteria. They infect and destroy the bacterial cells only. They are commonly known as phages. The phages [...]