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12 Cards in this Set
- Front
- Back
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4 major adaptation in terrestrial plants |
1. Alternation of generations 2. Sporangium for spores 3. Gametangium for haploid cells 4. Apical meristem tissue |
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Xylem |
Tissue that transports water and minerals from soil to shoot |
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Phloem |
Tissue that transports food throughout plant |
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Hormone that keeps seeds in dormant state |
Abscisic acid |
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Type of tissue contained in seeds |
Diploid embryo that will develop into a sporophyte |
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Evo of first terrestrial plants |
Bryophytes 450 mya |
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Auxin role in plants |
Cell elongation for photo and gravitropism -apical dominance (inhibition of lateral bud formation) -fruit setting, flowering, ripening, inhibition of abscission Commercially: -seedless fruit -root growth |
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Cytokinins |
Promotes cytokinesis (cell growth) |
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Gibberellins |
Shoot elongation Seed germination Fruit and flower maturation Break dormancy state in seeds |
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Abscisic acid |
Induces dormancy Produced in response to stress and acts as antogonist to GAs and auxins |
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Ethylene |
Ripening, flower wilting, leaf turning |
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Mycelium |
Hyphae branches that form feeding structure |
