write a short note on virus
Answers
Answer:
A virus is a microorganism which is smaller than a bacteria. A virus gets inside a living organism and uses its cell machinery to carry out its life processes.It is neither living nor non-living.
Viruses cause many common human infections and are also responsible for some rare diseases.
For example :
- Common cold is caued due to virus infection
- Nowadays another dangerous virus called the corona virus is spreading worldwide.
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» Virus are the small microorɡanisms.
» Virus particles are called vinirous.
» Virus evolve from plasmids and bacteria.
»A piece of DNA move between cell is called plasmids.
»Virus in plants spread through insects.
» Virus in animal can be carried by blood sucking animals.
» Diseases bearing organisms are called vectors.
» The study of virus is calle virology.
» The word virus is from latin word which means poison.