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MCQs

Total Questions : 44 | Page 3 of 5 pages
Question 21. Which of the following phase measures the period before the infectious virus is released into the medium?
  1.    Eclipse phase
  2.    Luteal phase
  3.    Latent phase
  4.    Maturation phase
 Discuss Question
Answer: Option C. -> Latent phase
Answer: (c).Latent phase
Question 22. Viruses do not have a protein coat.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option B. -> False
Answer: (b).False
Question 23. Who isolated TMV in paracrystalline form?
  1.    Stanley
  2.    Bawden
  3.    Pirie
  4.    Schlessinger
 Discuss Question
Answer: Option A. -> Stanley
Answer: (a).Stanley
Question 24. Which of the following phase determines the specificity of the virus?
  1.    Penetration
  2.    Attachment
  3.    Release
  4.    Uncoating
 Discuss Question
Answer: Option B. -> Attachment
Answer: (b).Attachment
Question 25. The genetic material of bacteriophage T2 is __________
  1.    RNA
  2.    DNA
  3.    Carbohydrate
  4.    Protein
 Discuss Question
Answer: Option B. -> DNA
Answer: (b).DNA
Question 26. Virus possesses spikes composed of carbohydrates.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option B. -> False
Answer: (b).False
Question 27. Which of the following effect causes changes in the host organism?
  1.    Cytopathic effect
  2.    Kappa effect
  3.    Peltzman effect
  4.    Hypersonic effect
 Discuss Question
Answer: Option A. -> Cytopathic effect
Answer: (a).Cytopathic effect
Question 28. Which of the following is not a category of the method of virus detection?
  1.    Multiplication
  2.    Hematology
  3.    Serology
  4.    Nucleic acid detection
 Discuss Question
Answer: Option B. -> Hematology
Answer: (b).Hematology
Question 29. Which of the following is the first cell line derived from a human?
  1.    HEK 293
  2.    HeLa
  3.    Sf9
  4.    Chinese hamster ovary cells
 Discuss Question
Answer: Option B. -> HeLa
Answer: (b).HeLa
Question 30. Which of the following is important for mitosis to occur?
  1.    Plasma
  2.    Alcohol
  3.    Serum
  4.    Water
 Discuss Question
Answer: Option C. -> Serum
Answer: (c).Serum

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