Plant hormone responsible for tallness?
Answers
Auxin is also referred as IAA- indole-3-acetic acid. It was the first phytohormones to be recognized. This plant growth regulator plays an important role in the growth and development of a plant. They play a vital role in:
Auxin helps in cell enlargement by increasing the plasticity of the cell wall.
Auxin helps in promoting the growth of the plant’s tissue.
Auxin is responsible for phototropism and geotropism.
Auxin helps in promoting root initiation and stem cutting in plants.
Auxin inhibits the growth of lateral bud by stimulating the production of ethylene.
Auxin controls the aging and senescence of plants.
Auxin helps in promoting the growth of many fruits without fertilization.
Auxin helps in delaying the shedding of leaves.
The plant harmone responsible for tallness is auxin....
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