Question

what are plant hormones.explain how do auxins promote the growth of a tendril around a support

Answer 1

The plants hormone is =auxin,gibberline, cytokikne, abscisic acid. Then, Auxin promote cell enlargement and cell differentiation in plants. Auxin also promote fruit growth. Auxin hormone control a plants response to light and gravity. Auxin moves away from light and towards gravity. Auxin has opposite effect on the growth of stem and roots. Auxin seeds up growth in stem but it slow down in growth in roots. Synthetic auxin are applied in agriculture and horticultural. I think it helps u

Answer 2

Hey.... Frnd ! here's ur answer....

1. Chemicals stimulates the growth of plant or retards the rate of growth of plants are called as plant regulator or " plant hormone " .

2. function of hormone are promotes tropic movement also.

3. when sunlight comes from above, then the auxin hormone present in the tip of the stem spreads uniformly down the stem. due to equal presence of auxin, both the sides of the stem grows equally.
due to auxin hormone.
ie. auxin promotes phototropism

hope it helps uh :) //