Answers

2015-08-06T11:27:12+05:30
Auxins - Help in cell elongation and growth.
Gibberlins - help in growth of stems and branches, seed germination, etc.
Cytokinins - Help in cell division, formation of fruits and seeds.

Auxins, gibberlins and cytokinins are growth supporters.
Abscisic acid and ethylene are growth inhibitors.
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