VIRUS WORKSHEET ANSWERS

1. Mad Cow Disease N Bovine spongiform encephalopathy (BSE) Mad Cow Disease Youtube (2:32) CJD Youtube (8:21) Note sponge-like lesions in brain

2. Retrovirus B Replicates through reverse transcription (RNA to DNA)

3. Host Range Q Group of organisms that a virus can attack EXAMPLE: Avian influenza 88 species of birds

4. HIV K Human immunodeficiency virus (HIV) is a lentivirus (slowly replicating retrovirus) that causes acquired immunodeficiency syndrome (AIDS)

5. Emerging Viruses L EX: Influenza Hanta virus Nipah virus Ebola virus

6. Lytic cycle F

7.Lysogenic cycle G

8. Prophage A

9. Glycoprotein spikes M

10. Reverse Transcriptase H RNA - DNA

11. Viroids O Plant viruses

12. Lysis C Bursting open of a cell

13. Prions R Misfolded proteins in brain cells

14. Bacteriophage P

15. Temperate Virus I Reproduce without killing their host

16. Capsid J

17. Generalized transduction D Segment of DNA carried from one bacterial cell to another bacterial virus

18. Restricted transduction E Transfer of specific bits of bacterial genes