You are given a tissue with its potential for differentiation in an artificial culture. Which of the following pairs of hormones would you add to the medium to secure shoots as well as roots?

  • Option 1)

    IAA and gibberellin

  • Option 2)

    Auxin and cytokinin

  • Option 3)

    Auxin and abscisic acid

  • Option 4)

    Gibberellin and abscisic acid

 

Answers (1)

 

Function of Cytokinins -

  • Promote rapid cell division
  • Promote nutrient mobilisation
  • Delay leaf senescene
  • Overcome opical dominance
  • Promote lateral bud growth
     

-

 

 Auxin and cytokinin ratio plays important role in root and shoot growth. 

 


Option 1)

IAA and gibberellin

Incorrect option

Option 2)

Auxin and cytokinin

Correct option

Option 3)

Auxin and abscisic acid

Incorrect option

Option 4)

Gibberellin and abscisic acid

Incorrect option

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