A lipid hormone
that inhibits cell growth
in plants; it is associated with fruit
drop, leaf death and seed dormancy
. It is synthesized in the plastid
s from carotenoid
s. This hormone helps plants deal with water loss, and its effects can be reversed with gibberellin
From the BioTech Dictionary at http://biotech.icmb.utexas.edu/. For further information see the BioTech homenode.