Home
Class 12
BIOLOGY
(a) Name the scientist who called t-RNA ...

(a) Name the scientist who called t-RNA an adapter molecule.
(b) Draw a clover leaf structure of t-RNA showing the following:
(i) tyrosine attached to its amino acid site
(ii) anticodon for this amino acid in its correct site (codon for tyrosine Is UCA)

Text Solution

Verified by Experts

(a) Francis Crick
(b)
(c )In actual structure, the tRNA is a compact molecule which looks like inverted L
Promotional Banner

Topper's Solved these Questions

  • GENETICS AND EVOLUTION

    TRUEMAN BIOLOGY|Exercise SECTION-D|25 Videos

  • GENETICS AND EVOLUTION

    TRUEMAN BIOLOGY|Exercise SECTION-A|34 Videos

  • GENETICS AND EVOLUTION

    TRUEMAN BIOLOGY|Exercise SECTION-A|34 Videos

  • Genetics

    TRUEMAN BIOLOGY|Exercise ASSERTION AND REASON|123 Videos

  • HUMAN HEALTH AND DISEASE

    TRUEMAN BIOLOGY|Exercise MULTIPLE CHOICE QUESTIONS|210 Videos

Similar Questions

Explore conceptually related problems

After the addition of the last amino acid to a growing polypeptide chain during the process of protein synthesis, one of the termination codons reaches the appropriate site on the ribosomal surface and then the following envents take place (i) Release of t-RNA molecule from the ribosome. (ii) Dislodging of polypeptide chain from the t-RNA (iii) Dissociation of ribosomes into large and small subunits. The correct sequence of these events:

Consider the following processes 1. Synthesis of t-RNA 2. Attachment of an amino acid to ATP. 3. Acetylation of amino acid attached to t-RNA. 4. Charging of t-RNA Which of the above is/are the functions of aminoacyl t-RNA synthetase?

Match the words in column I with the phrases in column II. Choose the answer, which gives the correct combination of the alphabets of the columns. {:("Column -I","Column-II"),((A)"Magnesium",(p) "Found in some amino acids"),((B)"Sulphur ",(q)"Not important of plants"),((C )"Iodine ",(r) "Structural component of chlorophyll"),((D) "Manganese ",(s)"Component of sugar "),(,(t)"Required for enzyme activity "):}

Match the following with correct combination |{:("Column - I","Column - II"),(A."Triglycerides",1."Galactose"),(B."Lactose",2."Glycerol"),(C."RNA",3."Palmitic acid"),(D.beta"pleats",4."Uracil"),(E."Beewax",5."Secondary structure"):}|

TRUEMAN BIOLOGY-GENETICS AND EVOLUTION -SECTION-C
  1. (i) Name the enzyme that catalysis the transcription of hnRNA.

    Text Solution

    |

  2. Unambiguous, universal and degenerate are some of the terms used for t...

    Text Solution

    |

  3. (a) Name the scientist who called t-RNA an adapter molecule. (b) D...

    Text Solution

    |

  4. During the studies on genes in Drosopila that were sex-linked T.H. Mor...

    Text Solution

    |

  5. Explain the mechanism of sex determination in insects like Drosophila ...

    Text Solution

    |

  6. Who determines the sex of an unborn child? Mention whether temperature...

    Text Solution

    |

  7. The following is the flow chart highlighting the steps in DNA finger p...

    Text Solution

    |

  8. Study the given pedigree chart showing the pattern of blood group inhe...

    Text Solution

    |

  9. a) Construct a complete transcription unit with promoter and terminato...

    Text Solution

    |

  10. What is the genetic basis for proof that codon is a triplet?

    Text Solution

    |

  11. Comment on the utility of variability in number of tandem repeats duri...

    Text Solution

    |

  12. Describe the structure of an RNA polynucleotide chain having four diff...

    Text Solution

    |

  13. Why are human females rarely haemophilic? Explain. How do haemophilic ...

    Text Solution

    |

  14. In a maternity clinic, for some reasons the authorities are not able t...

    Text Solution

    |

  15. a) Explain DNA polymorphism as the basis of genetic mapping of human g...

    Text Solution

    |

  16. Explain codominance taking an example of human blood groups in the pop...

    Text Solution

    |

  17. (a) State Hardy Weinberg principle. Name any two factors which affect ...

    Text Solution

    |

  18. "A population has been exhibiting genetic equilibrium". Answer the fo...

    Text Solution

    |

  19. In the 1950s, there were hardly any mosquitoes Delhi. The use of the p...

    Text Solution

    |

  20. Discovery of Lobefins is considered very significant by evolutionary b...

    Text Solution

    |