Canadian Medical Guide > Chemicals and Drugs > Growth Substances, Pigments, and Vitamins > Growth Substances > Plant Growth Regulators Terms and Definitions

Plant Growth Regulators

Medical Definition:	Any of the hormones produced naturally in plants and active in controlling growth and other functions. There are three primary classes: auxins, cytokinins, and gibberellins.
Guide Notes:	/biosyn permitted if by micro-organism; DF: PLANT GROWTH REG

Plant Growth Regulators Categories.

	Auxins - Organic compounds found in plant sprouts. They promote tissue growth through cell elongation rather than multiplication.
	Cytokinins - Plant hormones that promote the separation of daughter cells after mitotic division of a parent cell. Frequently they are purine derivatives.

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