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MCQs

Total Questions : 22 | Page 2 of 3 pages
Question 11. Which of the following RNA Polymerase is insensitive to α-amanitin?
  1.    Pol II
  2.    Pol IV
  3.    Pol III
  4.    Pol I
 Discuss Question
Answer: Option D. -> Pol I
Answer: (d).Pol I
Question 12. The gene for Interferon-β is located on _______________
  1.    chromosome 9
  2.    chromosome 4
  3.    chromosome 12
  4.    chromosome 10
 Discuss Question
Answer: Option A. -> chromosome 9
Answer: (a).chromosome 9
Question 13. The active form of the reverse transcriptase enzyme is a ________________
  1.    tetramer
  2.    trimer
  3.    dimer
  4.    monomer
 Discuss Question
Answer: Option C. -> dimer
Answer: (c).dimer
Question 14. Which of the following surface molecule is used by the Coxsackie B virus as a receptor?
  1.    IgA
  2.    MHC I
  3.    CAR
  4.    DC-SIGN
 Discuss Question
Answer: Option C. -> CAR
Answer: (c).CAR
Question 15. Which of the following is programmed cell death?
  1.    Necrosis
  2.    Toxicity
  3.    Apoptosis
  4.    Infection
 Discuss Question
Answer: Option C. -> Apoptosis
Answer: (c).Apoptosis
Question 16. Replicases are used in _______________
  1.    translation
  2.    replication
  3.    transcription
  4.    post-translation
 Discuss Question
Answer: Option B. -> replication
Answer: (b).replication
Question 17. DNA ligase has the function the same as a fevicol.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 18. Which of the following component in genetic control encodes a repressor protein of 236 amino acids?
  1.    cI
  2.    cII
  3.    cIII
  4.    N
 Discuss Question
Answer: Option A. -> cI
Answer: (a).cI
Question 19. An antiterminator protein is encoded by ____________
  1.    cro
  2.    N
  3.    cII
  4.    R
 Discuss Question
Answer: Option B. -> N
Answer: (b).N
Question 20. The error rate during RNA replication is approximately _____________
  1.    10⁻⁵ to 10⁻⁷
  2.    10⁻⁷ to 10⁻⁹
  3.    10⁻³ to 10⁻⁵
  4.    10⁻¹ to 10⁻³
 Discuss Question
Answer: Option C. -> 10⁻³ to 10⁻⁵
Answer: (c).10⁻³ to 10⁻⁵

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