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General functions of the following:
• Auxins
• Gibberellins
• Abscisic acid
The control of weeds using plant hormones
The role of auxins in:
• Geotropism
• Phototropism
Role of the following as plant defence mechanisms:
• Chemicals
• Thorns
Plant Hormones notes
Tropisms - Summary
Plant Hormones Revision - Exam Practice Booklet
Plant Hormones