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How did Griffiths and Avery show experimentally that DNA is the hereditary material?

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MODERN PUBLICATION-MOLECULAR BASIS OF INHERITANCE -REVISION EXERCISES (Long Answer Type Questions)
  1. Explain the lac-operon of E-coli with the help of schematic representa...

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

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

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  4. Give a brief account of DNA replication.

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

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

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  7. Describe the mechanism of translation with suitable diagrams.

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  8. Explain lac operon with suitable diagram.

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  9. What is DNA fingerprinting? Mention its application.

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

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  11. REGULATION OF GENE EXPRESSION

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

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

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

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

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

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  17. Discuss the essential features of genetic code.

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

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  19. Explain the Lac Operon of E. coli with the help of schematic represent...

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  20. Explain Lac operon with suitable diagrams.

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