The following points highlight the two main theories on living hypothesis of viruses. The theories are: 1. Organism Theory 2. Molecular Theory. Theory # 1. Organism Theory: The supporters of the living hypothesis argue that growth and reproduction are chief distinctive characteristics of living things (organisms). Viruses possess both. They grow, reproduce and undergo mutations and become adapted to the [...]
Do you want to create an amazing science fair project on viruses ? You are in the right place. Read the below given article to get a complete idea on viruses: 1. Origin of Viruses 2. History of Viruses 3. Occurrence 4. Morphology 5. Classification 6. Isolation and Cultivation. Contents: Science fair Project on the Origin of Viruses Science fair [...]
In this article we will discuss about the history of plant virology. In 1879, Adolf Mayer (Director of the Agricultural Experiment Station at Wageningen, The Netherlands) was the first to study this disease of tobacco. He is credited as the first person to transmit tobacco mosaic virus by using the extracts from the diseased plant as the inoculum to the [...]