First slide
Regulation of Gene Expression
Question

Which gene of lac operon has the information for the formation of non-enzymatic protein?

Easy
Solution

Lac i has information for the formation of regulatory protein repressor which prevents the transcription of structural genes.

Lac z and lac y have information for the formation of enzymes beta galactosidase and permease.

Lac o is not transcribed and is the site for the binding of repressor to prevent transcription of structural genes.

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