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Question

What is the function of a selectable marker during transformation?


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Solution

Selectable marker:

  1. A selectable marker is one of the features in a vector it is also called the reporter gene.
  2. These markers are antibiotic resistance genes.
  3. These genes help us to indicate whether the host cell contains foreign DNA.
  4. It also helps in eliminating non-transformants and selectively growing transformants.

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