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Class 11BiotechnologyPrinciples of BiotechnologyCompetent HostEasy
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What is the main purpose of cold calcium chloride treatment?

Answer and explanation

Correct answer: Preparing cell surface for plasmid uptake

Cold calcium chloride treatment makes bacterial cells competent for plasmid uptake. Heat shock can later increase entry.

Related tags

Cold Calcium ChlorideCompetencePlasmid UptakeCompetent HostPrinciples Of BiotechnologyBiotechnologyClass 11 Mcq
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10 more MCQs
  1. 1When is a cell considered transformed?
  2. 2Which type of cell can be useful for producing a protein product from an introduced gene?
  3. 3What is meant by a competent host?
  4. 4Why is a host cell made competent?
  5. 5What is the process of introducing external DNA into bacteria called?
  6. 6What is the correct difference between a competent cell and a transformed cell?
  7. 7Why is calcium chloride used in chemical competence?
  8. 8What is the main purpose of heat shock?
  9. 9How is DNA entry increased in electroporation?
  10. 10Which is a common bacterial host in plasmid cloning?
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