02 - picorna - questions.docx

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Which of the following statements is incorrect
- The Sbine vaccine is a live attenuated vaccine
- The salk is safer than teh sabine due to the absence of live virus
- The salk vaccine is administered by oral route
- The sabine vaccine generates herd immunity due to secretion into teh environment
- None of the above
CCC
Which of the following statements is incorrect regarding poliovirus replication
- The virus particle lacks a lipid envelope
- The RNA genome
Which of the following statements is INCORRRECT?
- The virus particle lacks a lipid envelope
- The RNA genome has a protein covalently attached to the 3’ end of the RNA
- Infection by poliovirus results in shutoff of host mRNA translation due to cleavage of elF4G
- Addition of two U residues to Vpg is required for the priming of positive strand RNA synthesis
- None of hte above
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