The correct option regarding the lac operon in E.coli from the following is

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The correct option regarding the lac operon in E.coli from the following is

1.Lac operon is switched on in the absence of lactose

2.Lac repressor binds to the lac promoter

3. β-galactosidase is the only enzyme produced in large quantities when lac operon is turned on

4.lac operon messenger RNA is a polycistronic mRNA

Posted Date:-2021-02-22 13:37:11

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