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  • Read the following statements I.    Gibberellins are synthesized in buds, developing embryos, root tips, young apical leaves, shoot tips and seeds. II.  

Read the following statements
I.    Gibberellins are synthesized in buds, developing embryos, root tips, young apical leaves, shoot tips and seeds.
II.    The transport of gibberellins in plants is polar.
III.    All GAs are strongly acidic and have a gibbane ring structure. 
Choose the option with all incorrect statements

Option: 1

I and II
 


Option: 2

I and III
 


Option: 3

II and III


Option: 4

I, II and III


Answers (1)

best_answer

 

 

 

  • Gibberellins are another kind of growth accelerating PGR. There are more than 100 gibberellins reported from widely different organisms such as fungi and higher plants.
  • They are denoted as GA1, GA2, GA3 and so on.
  • GA3 (C19H22O6) was the first isolated gibberellic acid.
  • All GAs are weakly acidic and have a gibbane ring structure.

 

 

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All GAs are weakly acidic and have a gibbane ring structure and their transport is non-polar.

Posted by

Irshad Anwar

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