name hormones associated with growth inhibiting activities like seed dormancy and shedding of leaves.
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Plant Growth Regulators can be of a diverse chemical composition such as ... Plant Growth Inhibitors – These chemicals inhibit growth and promote dormancy and abscission in plants. ... Auxins were the first growth hormone to be discovered. ... identical and were, therefore, together were given the name abscisic acid.
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Gibberellins (GAs) break seed dormancy and promote germination (1, 2), and several other hormones, including brassinosteroids, ethylene, and cytokinin, have also been shown to promote seed germination (3, 4). However, abscisic acid (ABA) is the only hormone known to induce and maintain seed dormancy.
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