Plant hormones and tropisms 2.0 / 5 based on 1 rating ? BiologyBiological molecules, organic chemistry and biochemistryA2/A-levelOCR Created by: tCreated on: 23-04-13 19:03 The is a movement towards light Positive Phototropism 1 of 7 The is a movement away from gravity Negative Geotropism 2 of 7 This is a movement towards a chemical stimulus Positive Chemotropism 3 of 7 This hormone is responsible for fruit drop Ethene 4 of 7 This hormone is responsible for Apical dominance Auxin 5 of 7 This hormone acts as a selective herbicide Auxin 6 of 7 This hormone is responsible for phototropism Auxin 7 of 7
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