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Assertion :- In lac operon, a polycistro...

Assertion :- In lac operon, a polycistronic structural gene is regulated by a common promoter & regulatory genes.
Reason : Such arrangement is very common in bacteria & is referred as operon.

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Assertion : In lac operon, a polycistronic structural gene is regulated by a common promoter and regulater. Reason: It is an example of negative cotrol of transcription initiation.

A polycistronic structural gene of lac operon is regulated by

In operon model, regulator gene

In operon model, regulator gene :

(a) What is an operon ? (b) Explain how a polycistronic structural gene is regulated by a common promoter and a combination of regulatory genes in a lac- operon.

(a) What is an operon ? (b) Explain how a polycistronic structural gene is regulated by a common promoter and a combination of regulatory genes in a lac- opron.

(a) What is an operon ? (b) Explain how a polycistronic structural gene is regulated by a common promoter and a combination of regulatory genes in a lac- opron.

In lac operon,the regulator gene codes for

In lac operon,the regulator gene codes for