What is the third gene of lac operon in addition to lacz and lacy?

What is the third gene of lac operon in addition to lacz and lacy?

  • Correct Answer: laca
  • leya
  • Lacy
  • ghara

Explanation: The three genes of the lac operon are lacZ, lacY, and lacA. They encode proteins needed to digest lactose. The genes are expressed only in the presence of lactose.

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