Operon is a

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5.Molecular Basis of Inheritance

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Operon is a

sequence of three nitrogen bases determining a single amino acid.

set of closely placed genes regulating a metabolic pathway in prokaryotes.

segment of $DNA$ specifying a polypeptide.

gene responsible for switching on and switching off other genes.

Solution

Operons are segments of genetic material $(DNA)$ which functions as regulated unit or units that can be switched on or switched off. It is a sequence of closely placed genes regulating a metabolic pathway in prokaryotes.

Standard 12

Biology

In the medium where $E$. coli was growing, lactose was added, which induced the lac operon. Then, why does lac operon shut down some time after addition of lactose in the medium?

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Definitions/Explanation : Splicing & Operator gene

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An environmental agent that triggers transcription from an operon is a:

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Which of the following would you expect to find in an inducible system?

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In the lac operon, the structural genes are switched off when

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Operon is a

Solution

Similar Questions

In the medium where $E$. coli was growing, lactose was added, which induced the lac operon. Then, why does lac operon shut down some time after addition of lactose in the medium?

Definitions/Explanation : Splicing & Operator gene

An environmental agent that triggers transcription from an operon is a:

Which of the following would you expect to find in an inducible system?

In the lac operon, the structural genes are switched off when

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