00:29:00
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Virus - Season 1 Episode 7 Killers and Carcinogens
0.00 29 minutes Discuses virus diseases. Reviews the known viral diseases and the development of vaccination. Explains how a polio virus attacks a cell. Analyzes the activity of viruses, which cause cancer in animal cells. Demonstrates how virus cultures can be grown and used for inoculation. Concludes by discussing cures for viral diseases.
