Lecture 7

Question 1

What are the types of viruses?

Answer 1

DNA virus
Single strain RNA virus
Retrovirus

Question 2

How does a DNA virus infect the host?

Answer 2

Invade/replicate in host cell nucleus

Question 3

How does single strand RNA virus infect?

Answer 3

Invade/replicate in the cytoplasm

Question 4

How does retroviruses infect?

Answer 4

Reverse transcriptase to create a DNA copy of RNA genome and insert into host cell (becomes part of host RNA)

Question 5

How does retroviruses infect?

Answer 5

Reverse transcriptase to create a DNA copy of RNA genome and insert into host cell (becomes part of host RNA)

Question 6

Where can we interrupt a viral infection process?

Answer 6

Affecting the enzymes the virus needs to replicate

Question 7

How can viruses be transmitted?

Answer 7

Respiratory(airborne droplets)
Enteric secretions(fecal-oral route)
Sexual contact(mucosal contact, semen/body fluid)
Blood

Question 8

How many types of herpes virus are there and what type of virus is it?

Answer 8

8 types
DNA virus