Answered

8. The main function of abscisic acid in plants is to:

(a) increase the length of cells
(b) promote cell division
(c) inhibit growth
(d) promote growth of stem



Answer :

GinnyAnswer

Final answer:

Abscisic acid inhibits plant growth by limiting cell division and expansion as well as opposing the effects of other growth-promoting hormones like auxin and gibberellic acid.


Explanation:

Abscisic acid (ABA) functions in plants by inhibiting growth, specifically both cell division and cell expansion. It opposes the effects of hormones like auxin and gibberellic acid, preventing stem elongation and maintaining apical dominance by suppressing branch development.


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