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#Question id: 4322


If a particular operon encodes enzymes for making an essential amino acid and is regulated like the trp operon, then

#3. Fundamental Processes
  1. the amino acid inactivates the repressor.

  2. the repressor is active in the absence of the amino acid.

  3. the amino acid acts as a corepressor.

  4. the amino acid turns on transcription of the operon.


Answer:- Option(s): 3


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