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Subjects
Class 11BiotechnologyPrinciples of BiotechnologyRestriction EnzymesEasy
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If sticky ends of insert and vector are complementary what first weak joining occurs by?

Answer and explanation

Correct answer: base pairing

Complementary sticky ends can base pair through hydrogen bonding. DNA ligase is needed for permanent joining.

Related tags

Base PairingSticky EndsLigationRestriction EnzymesPrinciples Of BiotechnologyBiotechnologyClass 11 Mcq
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10 more MCQs
  1. 1Sticky ends are produced by what?
  2. 2What is the advantage of cutting both gene and plasmid with the same restriction enzyme?
  3. 3What are restriction enzymes mainly used for?
  4. 4Where are restriction enzymes mostly found naturally?
  5. 5Restriction enzymes help bacteria protect themselves from what?
  6. 6What do restriction enzymes recognize in DNA?
  7. 7Why are Type II restriction enzymes more useful in biotechnology?
  8. 8EcoRI is a restriction enzyme obtained from which bacterium?
  9. 9What type of ends does EcoRI usually produce?
  10. 10Why are sticky ends useful?
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