Biology, asked by shwetha3, 1 year ago

what is the role of auxin hormone in plants?

Answers

Answered by nikitasingh79
11
AUXIN is a first plant hormone discovered. it occurs naturally in plants.it is produced in the stem & root tip. its main function is to help plants grow.. it's help cell elongation. it also promote fruit development.
Answered by Roshan4tech
3

Role of auxins:

  • Inhibit the growth of Lateral Buds which helps in maintaining the apical dominance.
  • Auxin helps in the cell elongation. It mainly helps to elongate the growth of stem.
  • Auxins are produced inside the cell of Seeds, Fruits, root, bud and stem.
  • Auxin enlarge the growth of the cell which later moves to the darker side of the plant to grow larger than the corresponding cell to it.
  • This helps plants to make their stem tip curved.
  • Auxin also promotes in the development and propose of Fruit. Because of which, proper fruits are formed on the plants.
  • As we know that, Auxin is a type of "Chemotropic movement". Which shows the growth of the plant towards the external stimulus Sunlight.
  • Auxin at the tip of the stem absorbs the sunlight and by the process of diffusion, the growth of plant occurs.
  • This happens due to the differences in concentration.

Auxin: Auxin is a growth hormone which is mainly found at the tip of the stem. Auxin helps in the growth and development of the stem. Auxin is a type of chemical from "Chemotropic Movement". This type of movement shows the growth and development towards the external stimulus sunlight.  

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