1. When Viruses Attack!!!

2. Video (2:33)

5. Video (5:45)

6. 1. Are viruses alive?
A. Yes
B. No

7. 2. The outer layer of all viruses is made of which macromolecule?
A. Carbohydrate
B. Lipid
C. Nucleic acid
D. Protein

8. 3. What is the outer layer of a virus called?
A. Bacteriophage
B. Capsid
C. Influenza
D. Adenovirus

9. 4. What type of genetic material is stored in a virus?
A. DNA
B. RNA
C. Both
D. Neither
E. Either DNA or RNA

10. Virus video (3:41)

11. 5. How does the virus attach to the host cell?
A. By using protons
B. By using acceptors
C. By using receptors
D. By using cellular tape

12. Click to see the video (1:52)

14. Lytic cycle Video (1:21)

15. Talk to a partner about why the lytic cycle is so dangerous.
Discuss
Talk to a partner about why the lytic cycle is so dangerous.

16. Lysogenic Cycle Video (1:26)

17. Talk to a neighbor about how a lysogenic virus can get you in trouble.
Discuss
Talk to a neighbor about how a lysogenic virus can get you in trouble.

18. Which viral reproductive cycle kills the cell right away?
A. Lytic
B. Lysogenic

20. Retroviruses – HIV video (5:14)

21. 7. What is a retrovirus?
A. A virus that is really old
B. A virus that works backwards and makes you healthy instead of sick
C. A virus that uses reverse transcription to make DNA out of RNA
D. The same thing as a regular virus just with a cooler name

22. 8. Where does the outer covering of a retrovirus come from?
A. The host cell
B. The virus
C. Protein synthesis
D. Ribosomes

23. 9. What else is in the capsid besides genetic information?
A. DNA polymerase
B. Transcription factors
C. Glycoprotein
D. Reverse transcriptase

24. 10. Which of these is an example of a retrovirus?
A. Influenza
B. Herpes
C. HIV
D. AIDS

25. Video (2:04)

26. Video (:45)

27. Human Prion Diseases Creutzfeldt-Jakob Disease (CJD)
Variant Creutzfeldt-Jakob Disease (vCJD)
Gerstmann-Straussler-Scheinker Syndrome
Fatal Familial Insomnia
Kuru

30. Short answer
What is the difference between viruses and cells? Give at least three examples.

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33. Print Master
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