In the lactose operon, which of the following configurations would result in gene expression?

Question

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Gene expression in the lactose operon occurs when the promoter is functional (+), the operator is not blocked by a repressor (+), and either the repressor is inactive (-) or an inducer is present to inactivate the repressor. In option D, with an inactive repressor (-), the operon can be expressed even without an inducer.

In the Lactose Operon, Which of the Following Configurations Would