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MCQs

Total Questions : 55 | Page 3 of 6 pages
Question 21. In which of the following infection no infectious progeny is produced?
  1.    Latent
  2.    Abortive
  3.    Persistent
  4.    Null
 Discuss Question
Answer: Option A. -> Latent
Answer: (a).Latent
Question 22. UL37x1 is a protein encoded by ________________
  1.    Cytomegalovirus
  2.    HSV
  3.    SV40
  4.    HIV
 Discuss Question
Answer: Option A. -> Cytomegalovirus
Answer: (a).Cytomegalovirus
Question 23. Which infection causes a reduction in the total yield of virus particles?
  1.    Null
  2.    Transforming
  3.    Abortive
  4.    Cytopathogenic
 Discuss Question
Answer: Option C. -> Abortive
Answer: (c).Abortive
Question 24. In which of the following infection the cells do not have the appropriate receptor for the virus?
  1.    Null
  2.    Transforming
  3.    Abortive
  4.    Cytopathogenic
 Discuss Question
Answer: Option A. -> Null
Answer: (a).Null
Question 25. Which of the following infection causes a change in the properties of the cell?
  1.    Latent
  2.    Abortive
  3.    Transforming
  4.    Null
 Discuss Question
Answer: Option C. -> Transforming
Answer: (c).Transforming
Question 26. Apoptosis regulates cell numbers.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 27. Which of the following is not the part of Koch’s postulate?
  1.    The microorganism is always found in diseased animals
  2.    The microorganism secretes toxin in culture
  3.    The microorganism is never found in healthy animals
  4.    The microorganism causes disease in healthy animals
 Discuss Question
Answer: Option B. -> The microorganism secretes toxin in culture
Answer: (b).The microorganism secretes toxin in culture
Question 28. Which of the following infection is specific to only cell and not the whole organism?
  1.    Null
  2.    Subclinical
  3.    Chronic
  4.    Tumorigenic
 Discuss Question
Answer: Option A. -> Null
Answer: (a).Null
Question 29. Which of the following is not the criteria for the classification of virus-host interactions?
  1.    Production of infectious progeny
  2.    Size of the virus
  3.    Signs and symptoms
  4.    Duration of infection
 Discuss Question
Answer: Option B. -> Size of the virus
Answer: (b).Size of the virus
Question 30. The gene bcl-2 prevents apoptosis in normal cells.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True

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