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 [...]
Learn the comparison between virusoids and satellites. In 1981 for the first time J.W. Randles and coworkers discovered the virusoids. These are the small circular RNAs which are similar to viroids but they are always linked with larger molecules of the viral RNA. Robertson (1983) have reported that virusoids are essential for replication of the large RNA and, therefore, form [...]