A) acidic
B) alkaline
C) proteinaceous
D) amines
Correct Answer: A
Solution :
Gibberellins (Yabuta, 1935) are weakly acidic plant growth hormones having gibbane ring structure which cause cell elongation of intact plants in general and increased incemodal length of genetically dwarfed plants (Pea, corn) in particular. There are more than 100 gibberellins reported from widely different organisms, and are devoted as \[G{{A}_{1}},G{{A}_{2}},G{{A}_{3}}\]and so on. Gibberellic acid \[(G{{A}_{3}})\]was one of the first gibberellins to be discovered and remains the most widely 5 fudied form.You need to login to perform this action.
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