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Question: Answered & Verified by Expert
If rDNA is introduced in a gene coding for ampicillin, then
BiologyBiotechnology - Principles and ProcessesNEET
Options:
  • A The host will become resistant for ampicillin
  • B The host will loose resistant for ampicillin.
  • C The host will start producing ampicillin
  • D The host will start producing tetracycline.
Solution:
1916 Upvotes Verified Answer
The correct answer is: The host will loose resistant for ampicillin.
The recombinant plasmid will lose ampicillin resistance nature due to the insertion of foreign DNA, and this is known as insertional inactivation, but can still be selected out from non-recombinants by plating the transformants on ampicillin medium.

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