Home
Class 12
BIOLOGY
(a) Describe the structure and function...

(a) Describe the structure and function of a t-RNA molecules . Why is it referred to as an adapter molecules ?
(b) Explain the process of splicing of hn - RNA in a eukaryotic cell.

Text Solution

Verified by Experts

Crick postulated that RNA is a adapter molecule which is meant for transferring amino acids to ribosomes for formation of polypeptides.
Promotional Banner

Topper's Solved these Questions

  • MOLECULAR BASIS OF INHERITANCE

    MODERN PUBLICATION|Exercise COMPETITION FILE OBJECTIVE TYPE QUESTIONS (Multiple Choice Questions (MCQs) :)|135 Videos

  • MOLECULAR BASIS OF INHERITANCE

    MODERN PUBLICATION|Exercise COMPETITION FILE OBJECTIVE TYPE QUESTIONS (Match Type Questions )|2 Videos

  • MOLECULAR BASIS OF INHERITANCE

    MODERN PUBLICATION|Exercise REVISION EXERCISES (Case-Based Answer Type Questions)|5 Videos

  • MICROBES IN HUMAN WELFARE

    MODERN PUBLICATION|Exercise CHAPTER PRACTICE TEST (Long Answer Type Question )(Five marks each)(Section -E)|8 Videos

  • ORGANISMS AND POPULATIONS

    MODERN PUBLICATION|Exercise Chapter Practice Test (Section - E)|2 Videos

Similar Questions

Explore conceptually related problems

Describe the structure of t-RNA.

(a) Draw the structure of the intiiator tRNA adaptor molecule. (b) Why is tRNA called an adaptor molecule ?

Explain the post transcriptional modifications the hn-RNA undergoes in eukaryotic cell.

Which site of a t-RNA molecule, hydrogen bonds to a m-RNA molecule ?

Which site of a t-RNA molecule hydrogen bonds to a m-RNA molecule

How t-RNA acts as an adapter molecule? Explain in detail with the help of a diagram.

Which of the following types of RNA act as adapter molecule ?

Explain processing of hn-RNA with the help of neat and labelled diagram.

What are the three types of RNA molecules which perform different functions ?

One of the codons on mRNA is AUG. Draw the structure of tRNA adapter molecule for this codon. Explain the uniqueness of this tRNA?

MODERN PUBLICATION-MOLECULAR BASIS OF INHERITANCE -REVISION EXERCISES (Long Answer Type Questions)
  1. How did Alfred Hershey and Martha Chase arrive at the conclusion that ...

    Text Solution

    |

  2. Name the scientists who proved experimentally that DNA is the genetic ...

    Text Solution

    |

  3. Describe Frederick Griffith’s experiment on Streptococcus pneumoniae. ...

    Text Solution

    |

  4. (a) Describe this process of synthesis of fully functional mRNA in a e...

    Text Solution

    |

  5. Describe with the help of labelled diagrammatic sketches the experimen...

    Text Solution

    |

  6. (a) Write, what DNA replication refers to. (b) State the properties ...

    Text Solution

    |

  7. Describe the structure of nucleic acid as proposed by Watson and Crick...

    Text Solution

    |

  8. Give an account of post transcriptional modifications of a eukaryotic...

    Text Solution

    |

  9. a) Write the conclusin drawn by Griffith at the end of his experiment ...

    Text Solution

    |

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

    Text Solution

    |

  11. (a) Describe the various steps of Griffith's experiment that led to t...

    Text Solution

    |

  12. Describe how the lac operon operates, both in the presence and absence...

    Text Solution

    |

  13. How did Hershey and Chase ~tablish that DNA is transferred from virus ...

    Text Solution

    |

  14. What is an ‘Inducible Operon’? Explain the regulation of gene expressi...

    Text Solution

    |

  15. (a) Describe the structure and function of a t-RNA molecules . Why i...

    Text Solution

    |

  16. Write the different components of a lac - operon in E . Coli Explain i...

    Text Solution

    |

  17. Describe Meselson and Stahl's experiment that was carried in 1958 on E...

    Text Solution

    |

  18. (a) Describe the process of transcription in bacteria. (b) Explain t...

    Text Solution

    |

  19. “Use of heavy isotope of nitrogen by Meselson and Stahl demonstrated s...

    Text Solution

    |

  20. Explain the mechanism of translation that occurs in the ribosomes in a...

    Text Solution

    |