After consulting table 6.2, what additional statements can you make about viruses, especially as compared with cells?
2. What does it mean to be an obligate
3. Characterize the viruses according to size
4. Describe the general structure of viruses.
What is the capsid, and what is its function?
Give examples of viruses with the two capsid
What are spikes, how are they formed, and what is their function?
5. What are bacteriophages, and what is their structure?
What is a tobacco mosaic virus?
How are the poxviruses different from other animal viruses?
6. Since viruses lack metabolic enzymes, how can
they synthesize necessary components?
7. How are viruses classified? What are virus families?
How are generic and common names used?
Looking at table 6.3, how many different viral diseases can you count?
8. Compare and contrast the main phases in the lytic multiplication cycle in bacteriophages and animal viruses.
When is a virus a virion?
In simple terms, what does the virus nucleic acid
do once it gets into the cell?
9. What is a prophage or temperate phage?
10. What dictates the host range of animal viruses?
What are two ways that animal viruses penetrate
the host cell?
10. Describe the two ways that animal viruses leave their host cell.
11. Describe several cytopathic effects of viruses.
What causes the appearance of the host cell?
12. What does it mean for a virus to be persistent or latent, and how are these events important?
Briefly describe the action of an oncogenic virus.
13. Describe the three main techniques for cultivating viruses.
What is the advantage of using cell culture?
What is a disadvantage of using live intact animals or embryos?
What is a cell line?
14. What is the principal effect of the agent of
Why are virus diseases more difficult to treat than bacterial diseases?
15. Circle the viral infections from this list: cholera, rabies, plague, cold sores, whooping cough, tetanus, genital warts, gonorrhea, mumps, Rocky Mountain spotted fever, syphilis, rubella, rat bite fever.
feedback form |
locate your campus rep |
request a review copy
digital solutions | publish with us | customer service | mhhe home