Q. A positive Mantoux test indicates an area of induration of

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Q. The process by which phage reproduction is initiated in lysogenized culture is called

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Q. Area of lysis on a bacterial lawn culture produced by a phage is known as

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Q. The procapsid is assembled with the aid of __________ proteins.

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Q. Which of the following is/are synthesized from late mRNA?

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Q. Which capsid symmetry is exhibited by most of the phages?

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Q. Contractile sheath of the tail is present in which of the following phages?

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Q. One of the first enzymes synthesized by many bacteriophage is __________ , an RNA-dependent RNA polymerase.

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Q. In viruses with envelopes

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Q. Which of the following bacteria can be typed by phage typing method?

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Q. __________ protein keeps the prophage dormant and prevents virus reproduction.

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Q. __________ is specifically able to have a long-term relationship with the host known as lysogeny.

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Q. Which of the following properties is due to lysogenic conversion by phages?

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Q. T-even phage binding to E. coli probably involves

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Q. The filamentous bacteriopohage infect male E. coli cells by attaching to

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Q. A bacterial defense mechanism against bacteriophage is called

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Q. Other name for 'pertussis' is

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Q. Absence of skin and other organs is a disease caused by

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Q. 'Anthrax' is caused by gram positive rod, named as

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Q. Klebsilla, E.coli, Enterobacters and pseudomonas are causative agent for

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