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Home Biotechnology Gene Transfer in Plants See What Others Are Saying!
  • Question
  • Integrated octopine T DNA occurs as


  • Options
  • A. single segment
  • B. two segments
  • C. three segments
  • D. four segments

  • Correct Answer
  • two segments 


  • More questions

    • 1. 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
    • 2. Vinegar is typically produced in fed batch reactors because

    • Options
    • A. a fed batch reactor can be used to maintain low acetic acid concentrations
    • B. a fed batch reactor can be used to maintain low ethanol concentrations
    • C. acetic acid bacteria tend to ferment at high ethanol concentrations
    • D. all of the above
    • Discuss
    • 3. The germination of barley kernels under controlled temperature and humidity to generate enzymes for the degradation of starch and protein is known as

    • Options
    • A. brewing
    • B. malting
    • C. mashing
    • D. pitching
    • Discuss
    • 4. In case of Baculoviruses, the foreign gene

    • Options
    • A. is inserted downstream of polyhedrin promoter
    • B. is inserted downstream of viral origin of replication
    • C. is inserted between the polyhedrin promoter and downstream sequences
    • D. is inserted randomly in viral genome
    • Discuss
    • 5. Rice can grow in water submerged soil because the plants

    • Options
    • A. have spongy roots
    • B. can oxidize the micro-environment around their roots and thus able to absorb oxygen
    • C. are adapted to enable roots to ward off toxic products
    • D. all of the above
    • Discuss
    • 6. Which of the following is an ethylene biosynthesis inhibitor?

    • Options
    • A. Citric acid
    • B. Succinic acid
    • C. Activated charcoal
    • D. Silver thiosulphate
    • Discuss
    • 7. A plasmid can be considered as a suitable cloning vector if

    • Options
    • A. it can be readily isolated from the cells
    • B. it possesses a single restriction site for one or more restriction enzymes
    • C. insertion of foreign DNA does not alter its replication properties
    • D. All of the above
    • Discuss
    • 8. Streptomycin is produced by

    • Options
    • A. S. griseus
    • B. S. griseoflavus
    • C. S. aerofaciens
    • D. S. ramosus
    • Discuss
    • 9. Auxanometer is used for measuring

    • Options
    • A. respiratory activity
    • B. photosynthetic activity
    • C. growth activity
    • D. osmotic pressure
    • Discuss
    • 10. An animal, that has gained new genetic information from the acquisition of foreign DNA, is considered as

    • Options
    • A. a chimera
    • B. a transgenic animal
    • C. a vector
    • D. an enzyme that links DNA molecules
    • Discuss


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