Q. Which of the following may affect proteins and nucleic acids, but not viruses?

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Q. The viral DNA of the temperate phage, instead of taking over the functions of the cell's genes, is incorporated into the host DNA and becomes a prophage in the bacterial chromosome, acting as a gene. This happens in

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Q. Which of the following statements is not true of viruses?

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Q. Which of the following viruses belong/s to family caliciviridae?

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Q. In the simplest capsid, there is a capsomere at each of the 12 vertices; this capsomere, which is surrounded by five other capsomeres, is termed a

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Q. The size of viruses is usually measured in

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Q. The temperate phage that have no site specificity for insertion and may even be able to insert multiple copies of their DNA into a single bacterial chromosome is

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Q. Enzyme neuraminidase is carried by which of the following viruses?

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Q. Lysozyme (an endolysin) which will lyse the bacterial cell, releasing the mature virions is present in

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Q. Which of the following is continuous cell line?

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Q. The repressor protein, since the cell is resistant to lysis from externally infecting phage, is also called

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Q. Which of the following virus is susceptible to chloroform?

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Q. Group E phages have

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Q. The temperate phage possesses a gene that codes for a repressor protein which makes the cell resistant to lysis initiated by

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Q. The bacterial viruses having head made up of large capsomeres, but no tail is morphologically classified as

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Q. Which of the following is the agent associated with the development of neurodegenerative disease in livestock and humans?

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Q. __________is probably the most important characteristic for classification of viruses in eukaryotes.

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Q. The __________ of the influenza-enveloped virus appear to be involved in attachment to the host cell receptor site.

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Q. Intracellular structures formed during many viral infections, called __________ , which can directly disrupt cell structure.

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Q. Viral RNA is replicated in the host cell

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