Term
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Definition
| Hormone that reduces transpiration and helps tolerate drought |
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Definition
| Inhibits axillary bud growth to concentrate resources |
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Definition
| Key plant hormone involved in growth, plant leaf arrangement, etc. |
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Definition
| A structure that has the potential to form a lateral shoot or branch; the bud appears in the angle form between the leaf and the stem |
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Definition
| Ion that acts a second messenger in the de-etiolation pathway |
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Term
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Definition
| Female parts of a plant; the ovule-producing reproductive organ of a flower, consisting of the stigma, style, and ovary |
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Term
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Definition
| A second messenger used in plants for de-etiolation |
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Term
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Definition
| Rhythm in a 24-hour period |
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Definition
| Waxy covering on surface of stems and leaves that prevents desiccation in terrestrial plants |
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Term
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Definition
| When this hormone exceeds auxin, shoots develop, and this also promotes cell division |
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Term
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Definition
| Response to light; "greening" process |
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Term
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Definition
| A mechanism of fertilization in angiosperms (flowering plants) in which two sperm cells unite with two cells in the female gametophyte/embryo sac to form the zygote and endosperm |
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Term
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Definition
| Nutrient-rich tissue formed by the union of a sperm and 2 polar nuclei during double fertilization; provides nourishment to the developing embryo in angiosperm seeds |
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Term
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Definition
| A gaseous plant hormone involved in responses to mechanical stress, programs cell death, leaf abscission, and fruit ripening |
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Term
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Definition
| A plant's morphological adaptations for growing in darkness |
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Term
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Definition
| Cell wall lacks firmness, due to loss of water in cell |
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Term
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Definition
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Term
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Definition
| Hormone that helps with fruit development and germination |
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Term
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Definition
| A response of a plant or animal to gravity |
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Term
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Definition
| Interaction in which an organism eats parts of a plant or alga |
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Definition
| Spore from heterosporous plant species that develops into a female gametophyte |
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Term
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Definition
| Spore from heterosporous plant species that develops into a male gametophyte |
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Term
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Definition
| Vascular plant tissue consisting of living cells arranged into elongated tubes that transport sugar and other organic nutrients throughout the plants |
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Term
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Definition
| Length of light or day that plants respond to |
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Term
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Definition
| Growth of a plant shoot towards or away from light |
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Term
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Definition
| Receptor that detects light, usually red |
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Term
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Definition
| A phenomenon in the cell wall where the cytoplasm shrivels and the cell membrane pulls away from cell wall happens when cell looses water to hypotonic environment |
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Term
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Definition
| Structure consisting of a male gametophyte |
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Term
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Definition
| Tube that forms after germination of the pollen grain and that functions in the delivery of sperm to the ovule, down the stigma |
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Term
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Definition
| Ions found in guard cells that instigate stomata opening |
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Definition
| When the roots and the shoots extend |
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Definition
| An organ in vascular plants that anchors the plant and enables it to absorb water and minerals |
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Term
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Definition
| A tiny extention of a root cell used to increase surface area for absorbtion of water and minerals |
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Term
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Definition
| Growth produced by lateral maristems, thickening the roots and shoots of woody plants |
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Term
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Definition
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Term
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Definition
| Pollen-producing reproductive organ of a flower and a filament (male parts of a plant) |
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Term
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Definition
| The sticky part of a flower's carpel which receives pollen grains |
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Term
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Definition
| The stock of a flower's carpel with ovary at the base and stigma at the top |
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Term
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Definition
| Plant's response to touch |
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Term
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Definition
| Second step of cell communication where signal molecules where signal molecules are amplified to produce response |
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Term
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Definition
| Cell wall is swollen when water comes in (hypotonic solution) |
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Term
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Definition
| Water potential = solute + pressure |
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Term
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Definition
| Water and minerals moves from roots to shoots |
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