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Why is DNA molecule more stable genetic ...

Why is DNA molecule more stable genetic material than RNA? Explain.

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The DNA has evolved from RNA with chemical modifications that make it more stable. DNA is a double stranded and having complementary strand further resists changes by evolving a process of repair.
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BETTER CHOICE PUBLICATION-MOLECULAR BASIS OF INHERITANCE-MOST EXPECTED QUESTIONS
  1. How is the DNA better genetic material than RNA?

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  2. Retroviruses do not follow central dogma. Comment.

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  3. Why is DNA molecule more stable genetic material than RNA? Explain.

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  4. RNA is the first genetic material. Highlight some of the facts and poi...

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  5. A microbiologist found that some bacteria infected by phages, had deve...

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  6. (a) Draw a neat labelled diagram of a nucleosome. (b) Mention what e...

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

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  8. With the help of schematic structure, explain the transcription unit.

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  9. List any four major goals of Human Genome project.

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  10. Explain giving reasons that RNA is the first genetic material.

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  11. (a) Why is DNA considered a better genetic. (i) Which one of an intr...

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  12. How is the process of m-RNA synthesis different in eukaryotes than in ...

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  13. (a) Genetic codes can be universal and degenerate. Write about them, g...

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  14. How an inducible operon differs from repressible operon?

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  15. Enlist the role of following in protein synthesis (i) m-RNA, (ü)r-RN...

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  16. Differences between Inducible and Repressible Operon ?

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  17. How did Hershey and Chase prove that DNA is the hereditary material? E...

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

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  19. Give an account of Hershey and Chase experiment. What did it conclusiv...

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  20. What are introns and exons ? What process ensures a linear arrangement...

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