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Fundamentals of Molecular Virology Study Set 1

Biology

Quiz 19 :

Reoviruses

Quiz 19 :

Reoviruses

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Which of the following is used as the template for the production of more reovirus genome segments in the virus factories?
Free
Multiple Choice
Answer:

Answer:

E

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Which of the following describes the type of type of nucleic acids found in reovirus genomes?
Free
Multiple Choice
Answer:

Answer:

C

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Reoviruses cause cell-cycle arrest in infected cells.At what point in the cell cycle do these viruses halt the cell cycle?
Free
Multiple Choice
Answer:

Answer:

D

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Reoviruses keep their genome sequestered inside the inner capsid throughout the entire infectious cycle.Which of the following is the best explanation for why do they not release the genome segments out into the cytoplasm?
Multiple Choice
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Which of the following factors affect the abundance of the viral proteins produced during infection with a reovirus?
Multiple Choice
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How has the creation of reassortant viruses helped in the study of reoviruses?
Multiple Choice
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Which of the following describes the mechanism used by reoviruses to ensure that one of each of the 10 genome segments is package into the virion?
Multiple Choice
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The RNA-dependent RNA polymerase of reoviruses is released into the cytoplasm along with the double-strand RNA segments.
True False
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Reoviruses can cause myocarditis in infected mice but it is through a different mechanism than used by most other viruses that cause this disease.Which of the following describes the reason reoviruses destroy heart muscle?
Multiple Choice
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All of the following are enzymatic activities found within the virion core of reoviruses EXCEPT….
Multiple Choice
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Some reoviruses are transmitted by insects and are therefore examples of arboviruses.
True False
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What is the source of the nucleotide triphosphates used to make reovirus mRNAs?
Multiple Choice
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Reoviruses have been used to study viral pathogenesis in mice.Using virus reassortants,which of the following has been shown to be a major determinant for infection of the nervous system in a mouse?
Multiple Choice
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Which of the following mechanisms explain how reovirus mRNAs acquire their poly(A)tail?
Multiple Choice
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Infection of a cell with a reovirus can activate which of the following cellular proteins or processes?
Multiple Choice
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Which of the following describes an interesting feature of the reovirus virion?
Multiple Choice
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Which of the following reovirus proteins is implicated in selective inhibition of PKR activation in infected cells?
Multiple Choice
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Which of the following accounts for the majority of the viral mRNA synthesized in a reovirus infected cell?
Multiple Choice
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Which of the following is the first step in the expression of reovirus proteins during the infection?
Multiple Choice
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Which of the following is NOT a host cell protein that can be used as a receptor by a reovirus?
Multiple Choice
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