Which of the following best describes the biological role of the lac operon?

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asked Nov 23, 2012 in Genetics by GeneX ~Top Expert~ (7,941 points)
    

1 Answer

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It ensures that a cell dedicates resources to the production of enzymes involved in lactose metabolism only when lactose is available in the environment.

answered Nov 23, 2012 by GeneX ~Top Expert~ (7,941 points)

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