4. The Pathogenicity of Viruses - Introduction

Question 1

What are the 7 classes of viral genomes?

Answer 1

1. dsDNA
2. gapped dsDNA
3. ssDNA
4. dsRNA
5. ss (+) RNA
6. ss (-) RNA
7. ss (+) RNA with DNA intermediate

Where:

ds: Double stranded
ss: single stranded

Question 2

What is the most common replication site for RNA viruses?

Answer 2

Cytoplasm

Question 3

What is the most common replication site for DNA viruses?

Answer 3

Nucleus

Question 4

What is the most common replication site for DNA viruses?

Answer 4

Nucleus

Question 5

What is an acute and chronic infection?

Answer 5

Acute: Rapid and self-limitingChronic: Persistant

Question 6

Give three example of an acute viral infection.

Answer 6

1. Influenza virus
2. Poliovirus
3. Ebola virus

Question 7

Give three examples of a chronic viral infection.

Answer 7

1. HIV
2. Herpes simplex virus
3. Papillomavirus