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Gibberellins

Biology

PLANT GROWTH & HORMONES

PLANT GROWTH & HORMONES What is plant hornmones? Plant hormones are chemicals produced in very small amounts within the plant body, and play a very important part in regulating plant growth and development. Most growth hormones are produced at the tip of a shoot and transported downwards to the root. The root tip produces very small quantities of the hormones. Type of plant hormones What are the types of plant hormones? There are many different types of plant hormones and one well-known group is the auxins. Indoie acetic acid (IAA) is one best known auxin. Auxins Auxins are produced at the shoot and root tips.Maximum influence on growth in plants occurs when auxins are produced simultaneously with other plant hormones e.g. gibberellins. Maximum growth response in stems requires more IAA than tn roots.   Auxins are known to have various effects on the growth and development in plants. They stimulate… Read More »PLANT GROWTH & HORMONES

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