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41 Cards in this Set

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Promotes stem elongation at low concentrations, bud growth at lower, and root elongation at lowest
Auxin
Stimulates vascular cambium to do more secondary growth
Auxin
Promotes formation of adventitious roots
Auxin
Encourages fruit growth
Auxin
Inhibits abscission
Auxin
Primary mediator of apical domincance
Auxin
Mediates phototropism, gravitropism, and thigmotropism repsonses
Auxin
High IAA/low CK promotes root organogenesis in culture
Auxin
Induces epinasty
Auxin
Induces flowering in pineapple
Auxin
Favors female flower reproduction
Auxin
Promotes cell division
Cytokinins
Promotes DNA and protein synthesis
Cytokinins
Serves as an anti-aging hormone
Cytokinins
Mobilizes nutrients for transport (may cause effect c)
Cytokinins
Helpts to maintain apical dominance
Cytokinins
Promotes cell expansion
Cytokinins
Promotes greening of tissue even without light exposure
Cytokinins
Low IAA/high CK promotes shoot organogenesis in culture
Cytokinins
Phenomenal elongation of stem cells
Gibberellins
Bolting
Gibberellins
Aids auxin in fruit set
Gibberellins
Parthenocarpic fruit development encouraged
Gibberellins
Stimulates alpha-amylase production in grains to promote germination
Gibberellins
Can break bud and seed dormancy
Gibberellins
Maintain bud and seed dormancy
Abscisic Acid
Inhibits vascular cambium activity
Abscisic Acid
Promotes stomatal closure
Abscisic Acid
Reversal of many promotory hormone functions
Abscisic Acid
Promotes senescence
Ethylene
Promotes abscission
Ethylene
Promotes fruit ripening
Ethylene
Interferes with auxin basipetal polar transport
Ethylene
Promotes flowering in pineapples and mangos
Ethylene
Can induce female flowers in some species of monoecious plants
Ethylene
Causes epinasty
Ethylene
Triple response
Ethylene
derived from tryptophan (amino acid)
Auxin
derives from mevalonic acid
Giberellic Acid and Cytokinins
derives from carotenoid pigments
abscisic acid
derives from methionine (amino acid)
ethylene