Microbiology: A Human Perspective 7th Edition by Eugene Nester,Martha Nester,Denise Anderson, Evans Roberts

Exercise 2

Viruses consist of nucleic acid surrounded by a protein coat and replicate only inside living cells. Viruses are typically icosahedral, helical, or complex. Most phages are naked, whereas animal viruses are either naked or enveloped. Viruses are classified based primarily on the characteristics of their genome, such as type of nucleic acid and strandedness. Viruses are often grouped by their route of transmission.
List three ways in which viruses can he transmitted from one organism to another.