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Understanding Viruses Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

Page 1

Question 1 1. Which of the following can prevent infection by human papilloma virus (HPV)?

Question 2 2. Which of the following is an example of a virus in the latent cycle?

Question 3 3. Which of the following viruses produces rapid lysis in host cells upon infection with a limited latent cycle?

Question 4 4. Which of the following describes a process that involves viral integration into the host genome?

Question 5 5. Which of the following is NOT a characteristic of a virus?

Page 2

Question 6 6. Which of the following describes a process that involves viral replications and assembly within a host, followed by bursting the host cell wall?

Question 7 7. The process in which two viruses mix and match parts of their genome is called _____.

Question 8 8. Is a case of antigenic drift or antigenic shift, which is more likely to be responsible for a flu pandemic and why?

Question 9 9. What are two of the most important surface proteins found on the influenza virus?

Question 10 10. How is a Helical virus different from an Icosahedral virus?

Page 3

Question 11 11. A virus with an icosahedral shape that has a surrounding lipid bilayer that facilitates infection is known as _____ virus.

Question 12 12. The _____ (1) is made up of protein subunits called _____ (2), which are in turn made of subunits called _____ (3).

Question 13 13. A virus that infects a bacteria is known as a(n):

Question 14 14. Which of the following is the best definition of a virion?

Question 15 15. Which of the following are present in ALL virions?

Page 4

Question 16 16. Why is smallpox a notable exception to the general replication scheme of DNA viruses?

Question 17 17. The process whereby DNA is converted into mRNA is known as:

Question 18 18. Why are ribosomes important in the replication of DNA viruses?

Question 19 19. Which of the following is NOT a feature of reverse transcriptase?

Question 20 20. What are antigenic shifts?

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Question 21 21. Why is an antigenic shift in a virus so dangerous?

Question 22 22. Reverse transcriptase helps to convert:

Question 23 23. Translation is where:

Question 24 24. Which of the following statements about +ssRNA viruses is TRUE?

Question 25 25. How can you explain that an adult who had chicken pox, is now at risk of the shingles infection if you know that both diseases are caused by the same virus?

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Question 26 26. Which of the following is NOT a method of viral release?

Question 27 27. A temperate virus is one that will first _____.

Question 28 28. Which of the following is NOT true about reverse transcriptase?

Question 29 29. RNA viruses replicate in the:

Question 30 30. DNA viruses replicate in the:

Understanding Viruses Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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