Introduction to 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!

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Question 1 1. Is a case of antigenic drift or antigenic shift, which is more likely to be responsible for a flu pandemic and why?

Question 2 2. A temperate virus is one that will first _____.

Question 3 3. Class III of the Baltimore classification system contains dsRNA viruses. Which of the following statements about this class is TRUE?

Question 4 4. Why are ribosomes important in the replication of DNA viruses?

Question 5 5. Which of these statements is not true about HIV?

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Question 6 6. How are glycoproteins important for a virus?

Question 7 7. The cycle of viral replication that typically results in host cell death is called the:

Question 8 8. What is the function of a viral envelope?

Question 9 9. Which of the following is equivalent to mRNA used to produce the necessary enzymes and proteins for viral replication?

Question 10 10. A virus that infects a bacteria is known as a(n):

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Question 11 11. An enzyme that makes strands of nucleotides can be which of the following?

Question 12 12. What are two of the most important surface proteins found on the influenza virus?

Question 13 13. Which of the following statements about DNA viruses that affect humans is FALSE?

Question 14 14. A viral capsid is composed of subunits called:

Question 15 15. +ssRNA has the same sense as:

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Question 16 16. A virus that is in the lysogenic cycle is called:

Question 17 17. Which of the following is NOT a feature of reverse transcriptase?

Question 18 18. Which of the following is the best definition of a virion?

Question 19 19. Which of the following is TRUE about an antigenic shift?

Question 20 20. During the process of viral replication _____.

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Question 21 21. After the bacteriophage uses its tail fibers to attach to the bacterial host, what will happen next in the lytic cycle?

Question 22 22. The process whereby DNA is converted into mRNA is known as:

Question 23 23. Typically, how many offspring will the Lysogenic cycle produce?

Question 24 24. The process in which two viruses mix and match parts of their genome is called _____.

Question 25 25. Which of the following best describes a polymerase?

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Question 26 26. Which of the following is TRUE about antigenic drift?

Question 27 27. Which of the following is NOT a method of viral release?

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

Question 29 29. Which of the following are present in ALL virions?

Question 30 30. The cycle of viral replication whereby a prophage must detach its genome from the host genome prior to this cycle's commencement is called the:

Introduction to 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!

Biology 103: Microbiology  /  Science Courses
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