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State the aim and describe Messelson and...

State the aim and describe Messelson and Stahl's experiment.

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Meselson and Stahl's Experiment

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MODERN PUBLICATION-MOLECULAR BASIS OF INHERITANCE -REVISION EXERCISES (Long Answer Type Questions)
  1. Explain initiation, elongation and termination during transcription in...

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  2. Who gave unequivocal experimental proof that DNA is the genetic materi...

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  3. State the aim and describe Messelson and Stahl's experiment.

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  4. Describe Frederick Griffith's experiment on Streptococcus pneumoniae. ...

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  5. How did Hershey and Chase established that DNA is transferred from vir...

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  6. What do you mean by the term ‘Genome’? Add a brief note on Human Genom...

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

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  8. Explain how Beadle and Tatum put forward the one gene one enzyme hypot...

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  9. a) Explain the process of DNA replication with the help of a schematic...

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  10. Explain the functioning of lac operon system with the help of a diagra...

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  11. State the points of difference between DNA and RNA.

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  12. List the salient features of double helix structure of DNA.

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  13. Describe the structure of transcription unit in detail.

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  14. Given below is a part of the template strand of a structural gene bar(...

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  15. Write three characteristics of genetic code.

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  16. How did Hershey and Chase differentiate between DNA and protein in the...

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  17. Name the genes that constitute an operon. How does lac operon get swit...

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  18. (a) Explain with the help of schematic representation the lac operon o...

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

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  20. One of the codons on mRNA is AUG. Draw the structure of tRNA adapter ...

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