Question

How does aba acts antagonistically to auxin and gibberellin?

Answer 1

The antagonism between abscisic acid (ABA) and gibberellin (GA) plays a key role in controlling seed germination,1,2 but the mechanism of antagonism during this process is not known. ... Seed germination is a complicated process, which is controlled by many plant hormones.

Answer 2

Absisic acid and gibberellin are are antagonistic to each other in the process of maintenance of dormancy of the seed.

Explanation:

• there is a large number of hormones which controls different functions which are related to growth and the germination of the seeds. the process of germination of the seed is not well known.

• However it is said that the plant hormone in addition to the amount of moisture the amount of Sunlight and the nutrition supply are essential factors for the growth and germination of the seeds.

• abscisic acid helps to maintain the dominant dormancy of the seed but gibberellin prevents it.

To Know more about the plant hormones,

What are plant hormones? Brainly.in

https://brainly.in/question/2939402