BCECE Medical BCECE Medical Solved Papers-2005

  • question_answer
    Which of the following is false for Bt transgenic plant?

    A)  Disease resistance

    B)  Prepared by Bacillus thuringiensis

    C)  It is recombinant type

    D)  No such plant is known

    Correct Answer: D

    Solution :

    Gene transfer technology (recombinant DNA technology) has enabled mobilization of genes from one organism into the genome of any -plant species. A number of crop plants are being engineered to resist infectious pathogens and stress conditions. Insect  resistant transgenic plants contain either a gene from Bacillus thuringiensis or some other. The cry gene of B. thuringiensis produces a protein which forms crystalline inclusions in the bacterial spores. These crystal proteins are responsible, for the insecticidal activities of bacterial strains. Bt cotton contains a gene from B. thuringiensis.


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