Identify the pair of physiological effects of two phytohormones, which are synthesized from different amino acids?
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a) |
II and IV |
b) |
I and IV |
c) |
II and III |
d) |
I and II |
Identify the pair of physiological effects of two phytohormones, which are synthesized from different amino acids?
|
|||||||
a) |
II and IV |
b) |
I and IV |
c) |
II and III |
d) |
I and II |
(c) Auxin is synthesized in shoot apices, leaf primordia from amino acid tryptophan and cause apical dominance. NAA and 2, 4- D (both auxins) are employed for inducing flowering in litchi and pineapple. Buds develop when cytokinins are in excess. |