logo

CuriousTab

CuriousTab

Discussion


Home Biotechnology Special Proteins and Crop Improvement Comments

  • Question
  • Meristem culture of banana enables


  • Options
  • A. rapid multiplication
  • B. elimination of bunch top virus disease
  • C. both (a) and (b)
  • D. slow growth

  • Correct Answer
  • both (a) and (b) 


  • Special Proteins and Crop Improvement problems


    Search Results


    • 1. The hybrid embryo can be rescued from damage/collapse by growing it

    • Options
    • A. at low temperature
    • B. at low pH
    • C. at low water activity
    • D. in artificial medium
    • Discuss
    • 2. Which of the following is the class of hybridization?

    • Options
    • A. Intervarietal
    • B. Interspecific
    • C. Intergeneric
    • D. all of these
    • Discuss
    • 3. Which of the following govern sporophytic self-incompatibility in Brassica?

    • Options
    • A. Aegilops
    • B. Triticum
    • C. Both (a) and (b)
    • D. S alleles
    • Discuss
    • 4. Cytoplast (somatic cell hybridization) is the process in which

    • Options
    • A. two protoplast along with their nuclei fuse
    • B. a normal protoplast along with an enucleated protoplast fuse
    • C. both (a) and (b)
    • D. two enucleated protoplasts fuse
    • Discuss
    • 5. Which of the following have been used for cryo-preservation of germplasm with 90% tissue survival and 10%plant regeneration that are used in international exchange of germplasm?

    • Options
    • A. Meristem tip cultures
    • B. Embryo cultures
    • C. Both (a) and (b)
    • D. Embryo cultures supplemented with GA3 and coconut milk
    • Discuss
    • 6. Which of the following has been confirmed on sugarcane genotypes?

    • Options
    • A. Bacilliform virus
    • B. Cytomegalovirus
    • C. Varicella-zoster virus
    • D. Erythrovirus
    • Discuss
    • 7. The tumor phenotype, which can be maintained indefinitely in tissue culture, results from the expression of genes on the

    • Options
    • A. T-DNA
    • B. c-DNA
    • C. r-DNA
    • D. m-RNA
    • Discuss
    • 8. MS medium, is found essential for initial morphogenesis of the immature embryos and to enhance callus development, when supplemented with

    • Options
    • A. GA3
    • B. GA3 and coconut milk
    • C. adenine
    • D. adenine and kinetin
    • Discuss
    • 9. Protoplast fusion technique generally involves

    • Options
    • A. isolation only
    • B. isolation and fusion
    • C. isolation, fusion and culturing
    • D. hybridization between two species
    • Discuss
    • 10. Microinjection technique of introducing NA is a

    • Options
    • A. physical method
    • B. biological method
    • C. combination of physical and biological method
    • D. chemical method
    • Discuss


    Comments

    There are no comments.

Enter a new Comment