OCR PAG 11.4: Responses - Effect of Plant Hormones on Growth
Abstract:
Practical investigation into the effect of plant hormones on growth
Hints & Tips:
- The coleoptile is the protective covering of the emerging shoot and protects the first leaf and stem the first leaf.
- Maize is a monocotyledon grass other monocotyledons include grasses, onion, corn, daffodil, and iris.
- IAA is difficult to dissolve in water. dissolve 0.1g IAA in 0.5 ml of 95% ethanol, and then add 1 litre of distilled water. Making a stock solution of 100ppm. This has a shelf life of approx 1 month in the dark in the fridge.
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