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MCQs

Total Questions : 96 | Page 10 of 10 pages
Question 91. . Plasmids which are maintained as multiple copy number per cell are known as
  1.    stringent plasmids
  2.    relaxed plasmids
  3.    cryptic plasmids
  4.    none of these
 Discuss Question
Answer: Option B. -> relaxed plasmids
Question 92. . Cosmids lack
  1.    genes coding for viral proteins
  2.    origin of replication
  3.    marker genes coding for replication
  4.    cleavage site for the insertion of foreign DNA
 Discuss Question
Answer: Option A. -> genes coding for viral proteins
Question 93. . Cosmid vectors are
  1.    plasmids that contain fragment of λ DNA including the cos site
  2.    phages that lack cos site
  3.    plasmids that have no selection marker
  4.    cryptic plasmids
 Discuss Question
Answer: Option A. -> plasmids that contain fragment of λ DNA including the cos site
Question 94. . Plasmids which are maintained as multiple copy number per cell are known as
  1.    stringent plasmids
  2.    relaxed plasmids
  3.    cryptic plasmids
  4.    none of these
 Discuss Question
Answer: Option B. -> relaxed plasmids
Question 95. . Cosmid vectors are
  1.    plasmids that contain fragment of λ DNA including the cos site
  2.    phages that lack cos site
  3.    plasmids that have no selection marker
  4.    cryptic plasmids
 Discuss Question
Answer: Option A. -> plasmids that contain fragment of λ DNA including the cos site
Question 96. . Cosmids lack
  1.    genes coding for viral proteins
  2.    origin of replication
  3.    marker genes coding for replication
  4.    cleavage site for the insertion of foreign DNA
 Discuss Question
Answer: Option A. -> genes coding for viral proteins

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