2 What is a Virus? Nonliving particle Strand of hereditary material surrounded by a protein coating.
3 How do Viruses Multiply? Need a host to replicate.
4 Active Viruses Make new viruses within a host cell. Kills the host cell.
5 Latent VirusesWhen the virus enters the cell, its hereditary material becomes part of the cell’s hereditary material.The viral hereditary material is copied when the cell multiplies.Eventually, the virus becomes active.
6 Are viruses host specific? Some viruses only attack certain species or certain tissues within a host.Others can infect a group of species.Virus must match a “host site” in order to attack a host.