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Biology Test 19...

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  • Question 1
    4 / -1

    Directions For Questions

    Read the following four statement A to D and choose the correct option :

    (A) RNA was the first genetic material

    (B) RNA used to act as a genetic material as well as a catalyst

    (C) RNA play role in metabolism

    (D) RNA is evolved from DNA

    ...view full instructions

    Which of the above statements are correct ?

  • Question 2
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    Which of the following is incorrect regarding to Griffth's experiments ?

  • Question 3
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    The unequivocal proof that DNA is the genetic material came from the experiments of :

  • Question 4
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    Find out the correct match from the following table.

      Column-I Column-II Column-III
    (i) UAA Tyrosine Stop codon
    (ii) UUU Phenyl alanine Start codon
    (iii) AUG Methionine Start codon
    (iv) UGA Valine Stop codon

  • Question 5
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    The enzyme that catalyse the peptide bond formation is located in :-

  • Question 6
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    In lac operon lac y gene codes for _____ :-

  • Question 7
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    DNA finger printing involves identifying differences in some specific regions in DNA, called as:-

  • Question 8
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    Minimum number of genes present on which chromosome number in human ?

  • Question 9
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    Above structure represents :-

  • Question 10
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    Select the incorrect statement(s) :-

    (A) Six-codons do not code for any amino acid

    (B) Codons are read in m-RNA in a contiguous fashion

    (C) Three codons function as stop codons

    (D) The initiator codon AUG codes for methionine

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