57. The yield of phage per bacterium is called the
A.eclipse size
B.latent size
C.burst size
D.none of these

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58. Which of the following viruses are relatively thermostable?
A.Human immunodeficiency virus
B.Rubella virus
C.Hepatits A virus
D.Influenza virus

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59. The time from infection until lysis is called as
A.eclipse period
B.rise period
C.latent period
D.burst size

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60. Virus reproduces in living cells by
A.replication
B.duplication
C.multiplication
D.all of these

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61. Which of the following virus is enveloped?
A.Adeno
B.Herpes
C.Polio
D.None of these

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62. Which of the following viruses can rescue adenovirus in simian cells?
A.Rabies
B.Vaccinia
C.Simian virus 40
D.Cytomegalovirus

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63. The phage components begin to assemble into mature phages only after the synthesis of
A.structural protein
B.nucleic acid
C.Both (a) and (b)
D.amino acids

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