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Home Biotechnology Transgenic Plant Comments

  • Question
  • In a __________ protocol, bacteria with engineered abilities to detoxify pollutants are intentionally released in an area.


  • Options
  • A. microcosm establishment
  • B. mibridization
  • C. bioremediation
  • D. rhizosecretion

  • Correct Answer
  • bioremediation 


  • Transgenic Plant problems


    Search Results


    • 1. The first transgenic plants expressing engineered foreign genes were tobacco plants produced by the use of

    • Options
    • A. Agrobacterium tumefaciens
    • B. Bacillus thuringiensis
    • C. Arabidopsis thaliana
    • D. Streptomyces hygroscopicus
    • Discuss
    • 2. Which of the following genes can be used for making resistances against viral infection?

    • Options
    • A. Genes for capsid protein
    • B. Gene for nucleocapsid protein
    • C. Satellite RNA
    • D. All of these
    • Discuss
    • 3. Which cell-based plant technology involves the combining of two cells without cell walls from different species?

    • Options
    • A. Clonal propagation
    • B. Cybridization
    • C. Protoplast fusion
    • D. Mutant selection
    • Discuss
    • 4. Resistance to glyphosphate in transgenic petunia plants has been developed by the transfer of

    • Options
    • A. gene for EPSPS(5-enol-pyruvyl shikimat 3 phosphate synthase)
    • B. gene for ALS (acetolactate synthase)
    • C. gene for GS (glutamine synthase)
    • D. any of the above
    • Discuss
    • 5. Antisense technology

    • Options
    • A. selectively blocks expression of a gene
    • B. combines genetic material from different species
    • C. combines organelles and cells
    • D. alters or transfers cells
    • Discuss
    • 6. Which tropical fruit crop has been successfully engineered to be protected against a lethal virus?

    • Options
    • A. Passion fruit
    • B. Papaya
    • C. Mango
    • D. Lychee
    • Discuss
    • 7. Expression of antisense RNA in transgenic plants is a general method used to

    • Options
    • A. activate the expression of all genes in a biochemical pathway
    • B. eliminate the expression of all genes in a biochemical pathway
    • C. block the expression of virus coat protein genes
    • D. reduce or eliminate the expression of individual genes
    • Discuss
    • 8. Plants containing genes encoding cytokines and blood clotting factors are used in

    • Options
    • A. nutrition improvement
    • B. pharmaceutical production
    • C. vaccine production
    • D. textile production
    • Discuss
    • 9. Which of the following metabolites are implicated in stress tolerance?

    • Options
    • A. Proline
    • B. Betaines
    • C. Both (a) and (b)
    • D. Citrate
    • Discuss
    • 10. Given the DNA sequence ATTAAGGC, which sequence would be used by researchers as an antisense molecule?

    • Options
    • A. AUUAAGGC
    • B. UAAUUCCG
    • C. CGGAATTA
    • D. TAATTCCG
    • Discuss


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