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Two main functions of roots |
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Definition
Anchorage of the plant body and uptake of water and mineral nutrients from the substrate. |
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Nastic movements of climbing plants to support their growth. The twining around the support structure is called Thigmotropism. |
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Male gametophytes encased inside of a modified microspore wall. |
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Seeds that have their own specializations for dispersal are likely to be found in Dehisent fruits |
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Osmotic control over water in and out of the root stele is controlled at the? |
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Definition
-The unequal cell division of the zygote
-Development of different structures from the intial apical and bascal cells of the embryo.
-Formation of the shoot and root systems at opposite ends of the embryo proper.
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-The ability of a plant to change its physical features to different environmental conditions is called Penotypic Plasticity. |
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Term
A strobilus that has carpels as megasporophylls, stamens as microsporophylls, and a peranth is called? |
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Primary Meristems give rise to: |
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Definition
Cells that give compose the dermal, ground, and vascular tissues. |
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Term
Flowers that are pollinated by beetles often have... |
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Definition
Many flesh parts in the perianth |
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Out growths of a leaf base are... |
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Definition
The carpel is a megasporophyll that encloses ovules |
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Double fertilization results directly in: |
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Seeds dispersed by ants have: |
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Definition
A fleshy, nutrient-rich eliasome that attracts ants as a food source. |
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Term
Contractile roots function in: |
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Definition
-Dispersing or deepening the position of subterranean shoot systems.
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