35_pdfsam_apluspreptt1pkg - 5 Some animal viruses can be...

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Version B 21. All positive-sense mRNAs have a “cap” at the 5’ end A. TRUE B. FALSE 22. All RNA viruses replicate in cytoplasm A. TRUE B. FALSE 23. Some negative-sense RNA viruses package positive-sense RNA strands within their coat protein A. TRUE B. FALSE 24. The replication of viroids is inhibited by Actinomycin D A. TRUE B. FALSE 25. All the subunits of Poliovirus coat protein are quasi-equivalent because Poliovirus has three different types of proteins on its surface A. TRUE B. FALSE 26. Which statement(s) is/are true about plant virus transmission? 1. Viruses that can replicate in arthropod vectors are called replicative viruses 2. Once acquired, Potyviruses are retained by aphids for the lifetime of the aphids 3. Some plant viruses have adapted not to allow plant to plant transmission 4. Some plant viruses can go into fungi, such as blue molds, which produce highly resistant virus-containing zoospores
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Unformatted text preview: 5. Some animal viruses can be carried all over the world by aphids as aphids can fly into high atmosphere to be circulated by atmospheric current Select the best answer: F. None of the above G. All of the above H. 1, 2, 3 I. 3, 4 J. 4, 5 27. Which of the following statement(s) is/are true? 1. If a patient has carditis, the patient may be infected with any of Mengo Virus, Coxsackievirus, Astrovirus, and Echovirus 2. Rodents appear to be the natural reservoir for Aphtoviruses 3. The first open reading frame of Norwalk Virus encodes polymerase, peptidase, and protease, and expressed through three separate subgenomes 4. Enteroviruses include all of Poliovirus, Coxsackievirus, Hepatitis A Virus, Encephalomyocarditis Virus, and Echovirus 5. No specific prevention by vaccine is presently available for Coxsackieviruses and Norwark Virus Select the best answer: A. None of the above B. 1, 2, 3 C. 3 © 2006. A+PREP, Inc....
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This note was uploaded on 09/19/2010 for the course CSB CSB351 taught by Professor Ab during the Spring '09 term at University of Toronto.

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