The plant growth regulators are small, simple molecules of diverse chemical composition. They are
- A.carbohydrates, fats and proteins
- B.indole compounds, adenine derivatives, carotenoids and terpenes
- C.fatty acids, glucose and vitamins
- D.vitamin C, vitamin D and glucose
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Plant growth regulators, or plant hormones, are small molecules that control growth even in tiny amounts, and each main group comes from a different chemical family.
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