What are plant growth regulators (PGRs)?

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(D) Plant growth regulators (PGRs) are small,simple molecules of diverse chemical composition. They are synthesized by plants in very small amounts an

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Chemicals synthesized by plants to regulate physiological processes

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(D) Plant growth regulators (PGRs) are small,simple molecules of diverse chemical composition. They are synthesized by plants in very small amounts and are responsible for regulating various physiological processes such as growth,development,and responses to environmental stimuli. Therefore,they are defined as chemical substances synthesized by the plant that regulate its physiological processes.

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