how is growth and development controlled in plants
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Several phytohormones control plant growth and development in response to external signals by regulating cell proliferation and expansion. Some of them control meristem function and organogenesis, which involve the regulation of cell division. ... Auxin is required for the culture of tobacco BY-2 cells.
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Development is considered as the sum of growth and differentiation . Development in plants is under the control of intrinsic and extrinsic factors. These are also called plant growth promoters. Example :auxins, cytokinis etc
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