Download Access study guide10

ACCESS Bio 1C
Plant Hormones
Vocab
Gravitropism:
Auxin:
Thigmotropism:
Cytokinins:
Gibberelins:
Abscisic acid:
Ethylene:
Questions
Explain how plants exhibit phototropism? What is it?
What experiments led to the discovery of the mechanism of phototropism?
Understand the mechanism of phototropism.
ACCESS Bio 1C
Plant Hormones
Explain how the acid-growth hypothesis works.
What does auxin do in plants?
Which plant hormone promotes cell elongation & works in breaking seed dormancy?
Which plant hormone promotes leaf abscission & is involved in apoptosis?
Which plant hormone maintains seed dormancy & promotes drought resistance by
opening potassium channels in guard cells?