Lac operon is

  • A

    arabinose operon

  • B

    repressible operon

  • C

    inducible operon

  • D

    overlapping genes

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  • [NEET 2013]

A low level of expression of lac operon occurs at all the time. Can you explain the logic behind this phenomena.

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Operon is

Functioning of structural genes is controlled by