BRAINCAKERooting Powder
Applying auxin to cut shoots causes the growth of roots. Gardeners use this to grow new plants from plant cuttings. Usually the cut stem is deeped in rooting powder containing auxin.
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Key terms in this lesson
- Auxin
- A plant hormone, produced mainly at shoot and root tips, that stimulates cell elongation and controls tropisms and apical dominance.
More in Plant Responses
- Pheromones
- Response to Touch
- Tropisms
- Growing inthe Dark
- Geotropism
- Fruit Ripening
- Hormonal Weedkillers
- Other Uses of Plant Hormones
All 19 lessons in Plant Responses · All OCR A-level Biology topics