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Explain the lac-operon of E-coli with th...

Explain the lac-operon of E-coli with the help of schematic representation.

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Lac operon is

(a) Explain with the help of schematic representation the lac operon of E. coli. (b) Mention the role of lactose in this operon.

Discuss lac-operon model with the help of diagrams.

the lac operonof E. coli gets switchedon when

The lac operon consists of

MODERN PUBLICATION-MOLECULAR BASIS OF INHERITANCE -REVISION EXERCISES (Long Answer Type Questions)
  1. Define operon. Describe the regulation of inducible system with the he...

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  2. (a) Define transcription. (b) Describe in brief process of transcrip...

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  3. Explain the lac-operon of E-coli with the help of schematic representa...

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  4. What is 'semi- conservative' DNA replication ? How was it experimenta...

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  5. How did Griffiths and Avery show experimentally that DNA is the heredi...

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  6. Give a brief account of DNA replication.

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  7. (a) Define transcription. (b) Describe in brief the process of trans...

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  8. A DNA sequence needed for coding a peptide is given below. “CAAGTAA...

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  9. Describe the mechanism of translation with suitable diagrams.

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  10. Explain lac operon with suitable diagram.

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  11. What is DNA fingerprinting? Mention its application.

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  12. What is translation? Describe different steps in translation.

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  13. REGULATION OF GENE EXPRESSION

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  14. Write experimental proof that DNA replicates semi-conservatively.

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  15. How do m-RNA, t-RNA and ribosomes help in the process of translation ?

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  16. Explain the process to transcription in prokaryotes .How is the proces...

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  17. (a) Draw a labelled diagram of a "replicating fork" showing the polari...

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  18. Explain Hershey and Chase experiment to prove that DNA is the heredita...

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  19. Discuss the essential features of genetic code.

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  20. Genetic material is DNA not protein. How did Griffith prove this?

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