Course

Microbiology

Study Pack

Set 13 Togaviruses

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Question 1

(Multiple Choice)

Free
Which of the following members of the Togavirus family caused an epidemic in the Indian Ocean region in 2005?

A) Ross River virus
B) Sindbis virus
C) Venezuelan encephalitis virus
D) Chikungunya virus
E) Rubella virus

Answer

Question 2

(Multiple Choice)

Free
Which of the following describes the mechanism used by togaviruses to switch from synthesizing negative-strand genomes to making positive-strange genomes?

A) Phosophorylation of the polymerase protein.
B) Dephosphorylation of the polymerase protein.
C) Glycosylation of the polymerase protein.
D) Methylation of the polymerase protein.
E) Proteolytic cleavage of the polymerase protein.

Answer

Question 3

(True False)

Free
Infection of vertebrate cells with a togavirus does not cause cytopathic effects but leads to a persistent infection instead.

Answer