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Biotechnology a...

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  • Question 1
    1 / -0

    Bt toxins are

  • Question 2
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    Agro-chemical based agriculture includes

  • Question 3
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    Which of the following is statements is not correct? 

  • Question 4
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    An example of gene therapy is 

  • Question 5
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    Which of the following statements is incorrect about gene therapy in ADA deficiency?

  • Question 6
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    Read the following four statements (A-D).

    A. The first transgenic buffalo, Rosie produced milk which was human alpha-lactalbumin enriched.
    B. Restriction enzymes are used in isolation of DNA from other macromolecules.
    C. Downstream processing is one of the steps of rDNA technology.
    D. Disarmed pathogen vectors are also used in transfer of rDNA into the host.

    Which of the two statements have mistakes?

  • Question 7
    1 / -0

    Bacillus thuringiensis (Bt) strains have been used for designing novel:

  • Question 8
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    Which of the following statements regarding the structure of proinsulin and mature insulin are not correct?
    (i) Proinsulin is made up of three polypeptide chains A, B, and C.
    (ii) C-polypeptide chain with 33 amino acids is removed prior to insulin formation.
    (iii) Mature insulin is made up of 51 amino acids and arranged in two polypeptide chains-A and B.
    (iv) Polypeptide chain A has 30 amino acids and polypeptide chain B has 21 amino acids.
    (v) Polypeptide chains A and B are interconnected by only one S-S linkage.

  • Question 9
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    Human insulin is being commercially produced from a transgenic species of 

  • Question 10
    1 / -0

    Given figure represents the maturation of pro-insulin into insulin. Identify the product A.

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