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JIPMER2018ZoologyMolecular Basis of Inheritance

To which of the following, repressor protein is attached?

Options

  1. AOperator
  2. BInducer
  3. CPromoter
  4. DStructural gene

Correct answer

A. Operator

Step-by-step solution

Repressor protein is attached to operator gene. It is a regulatory protein synthesised by regulator gene. Repressor is meant for blocking the operator gene so that the structural genes are unable to form mRNAs.

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