Chapter 13 study guide

Question 1

Differentiate a virus from a bacterium

Answer 1

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Question 2

Describe the composition of both enveloped and a nonenveloped viruses

Answer 2

A

Question 3

Discuss the different approaches employed to visualize viruses

Answer 3

A

Question 4

Name and recognize different viral shapes

Answer 4

A

Question 5

Explain how viruses can be classified either taxonomically or using the Baltimore scheme

Answer 5

A

Question 6

Explain the 7 classes of viruses in Baltimore’s Scheme make mRNA and replicated the genome for new viral particles

Answer 6

A

Question 7

Explain and be able to apply the rules for naming viruses

Answer 7

A

Question 8

Define viral species

Answer 8

A

Question 9

Name the viral families that cause disease in humans and recognize which of the seven Baltimore classes they belong, whether they are enveloped or naked, and whether the genome is segmented. For some families, name the species of an important pathogenic member
-Define virulent phage, temperate phage, prophage, lysogen, prophage induction and lysogenic conversion

Answer 9

A

Question 10

Describe the lytic cycle of T-even bacteriophages

Answer 10

A

Question 11

Describe the lysogneic cycle of bacteriophage lambda

Answer 11

A

Question 12

Explain the process of bacteriophage lambda induction

Answer 12

A

Question 13

Compare and contrast specialized and generalized transduction

Answer 13

A

Question 14

Discuss the 7 steps of virus replication

Answer 14

A

Question 15

Compare and contrast the multiplication cycle of DNA- and RNA-containing animal viruses

Answer 15

A

Question 16

Explain the one-step viral growth curve and define the distinct periods

Answer 16

A

Question 17

Discuss why it is important to know how pathogenic viruses transcribes and replicates its genome

Answer 17

A

Question 18

Discuss the integration of animal viruses into the host genome

Answer 18

A

Question 19

Distinguish between latent and persistent infections

Answer 19

A

Question 20

Describe how bacteriophages are grown and quantified

Answer 20

A

Question 21

Distinguish between primary cells and cell lines

Answer 21

A

Question 22

Describe how animal viruses are grown and quantified

Answer 22

A

Question 23

Discuss the use of embryonate eggs and animals as hosts for human pathogenic viruses

Answer 23

A

Question 24

Describe the techniques used to identify viruses

Answer 24

A

Question 25

Define cellular tropism, tissue tropism, host range and distinguish between them.

Answer 25

A

Question 26

Discuss the relationship between viral surface proteins and tissue tropism, host range and host immune response

Answer 26

A

Question 27

Explain why influenza virus has broad host tropism and why this is problematic for our immune system

Answer 27

A

Question 28

Define oncogene, proto-oncogene, transformed cell, tumor-specific antigen and T-antigen

Answer 28

A

Question 29

Discuss the relationship between DNA- and RNA-containing viruses and cancer

Answer 29

A

Question 30

Differentiate between viruses, visions, virusoids, and prions