Question

ABA( abscisic acid) - *



1--inhibits seed germination

2-stimulates stomatal opening

3-decreases the tolerance of plants to various kinds of stresses

4-In most situations acts synergistically with Gibberellin​

Answer 1

Answer:

Abscisic acid (ABA) plays a significant role in the regulation of many physiological processes of plants. It is often used in tissue culture systems to promote somatic embryogenesis and enhance somatic embryo quality by increasing desiccation tolerance and preventing precocious germination