Course

Microbiology

Study Pack

Set 22 Papillomaviruses

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Question 1

(Multiple Choice)

Free
Which of the following describes the best treatment for papillomavirus induced cervical lesions?

A) Vaccination with the vaccine against HPV.
B) Radical surgery to remove the uterus and cervix.
C) Removal of the lesion using a laser.
D) Injection of antibodies against HPV into the lesion.
E) Giving the patient systemic anticancer drugs.

Answer

Question 2

(Multiple Choice)

Free
The E2 protein from papillomaviruses can bind to the viral DNA and to mitotic chromosomes.What purpose might this serve for the virus?

A) It is important for regulating viral gene expression.
B) It assists with the replication of the viral chromosome.
C) It allows the viral DNA to be bound by cellular histones.
D) It allows the viral DNA to segregate to each daughter cell.
E) It improves the stability of the viral DNA.

Answer

Question 3

(Multiple Choice)

Free
Which of the following describes the mechanism used by the E6 protein of papillomaviruses to remove the p53 protein.

A) It causes the p53 protein to be exported out of the cell.
B) It causes the p53 protein to be targeted to the lysosome.
C) It causes the p53 protein to become ubiquinated.
D) It acts as a protease to directly degrade the protein.
E) It phosphorylates p53, which causes it to be degraded by the proteasome.

Answer