The functioning of structural genes is contro | vedclass

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(A) In an operon model,the structural genes are responsible for the synthesis of proteins or enzymes. Their expression is regulated by the operator ge

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Operator

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(A) In an operon model,the structural genes are responsible for the synthesis of proteins or enzymes. Their expression is regulated by the operator gene,which acts as a switch. The operator gene interacts with a repressor protein produced by the regulatory gene to control the transcription of structural genes. Therefore,the correct answer is the operator.

The functioning of structural genes is controlled by:

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