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Biology Test 10...

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  • Question 1
    4 / -1

    The initial clue about genetic/chromosomal mechanism of sex determination can be traced back to some of the experiments carried out on .......... . Find correct option for the blank.

  • Question 2
    4 / -1

    Select the correct statements with respect to sexdetermination in chicks :-

    (A) Female is heterogametic

    (B) Male is heterogametic

    (C) Male is homogametic

    (D) It has XX–XO type of sex determination

  • Question 3
    4 / -1

    How much linkage strength is present between two genes A & B, which are 6 cM far from each other in a chromosome ?

  • Question 4
    4 / -1

    There will be no Barr body in female suffering form:-

  • Question 5
    4 / -1

    If the gene frequency for PTC nontasters is 0.4, then what will be the no. of heterozygotes tasters in a population of 4000 ?

  • Question 6
    4 / -1

    Match the following column correctly :

      Column-I   Column-II
    (A)  Aspergillus niger (i)  Eathanol
    (B)  Clostridum butylicum (ii)  Statins
    (C)  Saccharomyces cerevisae (iii)  Citric acid
    (D)  Trichoderma polysporum (iv)  Butyric acid
    (E)  Monascus purpureus (v)  Cyclosporin-A

  • Question 7
    4 / -1

    If gene of interest was inserted at PvuI site in pBR322 the resulting plasmid will confer resistance to :-

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