what is Viruses? advantages and disadvantages of Viruses? classification of viruses? types of Viruses?

virus

Characteristics of viruses:- The are not free living in and occur only as obligate intracellular parasites. They have only a single kind of nucleiacid-either DNA or RNA. But never both. Nucleic acid single molecule that have one replicon which may be single {or} double standard. The Outer shell capsid is mostly of protein, except few … Read more