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LS FBTP Chapter 3
Plants
| Term | Definition |
|---|---|
| Carotenoid | Chemical closely associated with chloroplasts of many plants. Serves to absorb low-wavelength energy from the sun. Orange, yellow, red in color. |
| Cuticle | Waxy protective coating on the surface of plant. Helps prevent water loss |
| Cellulose | Chemical comprising the cell wall of plant cells. Made of long-chain simple sugars |
| Vascular | Refers to plants with tubes to transport nutrients |
| Non-vascular | Refers to plants lacking tubes to transport nutrients |
| Rhizoids | Threadlike structures which act as roots for bryophytes |
| Bryophyte | The non-vascular plants |
| Pioneer Species | First creatures to inhabit a disturbed area |
| Gymnosperm | Seed-bearing plant which is flowerless and bears seeds on cones |
| Angiosperm | Seed-bearing plant which produces flowers and bears seeds in fruit |
| Stomata | Tiny holes on the surface of leaves which allow air to enter and leave the leaf |
| Guard Cells | Control the opening and closing of stomata |
| Herbaceous | Refers to plants that produce stems that are soft and green |
| Non-Herbaceous | Refers to plants that produce stems that are woody |
| Xylem | Hollow vessels of stacked cells responsible for transporting water from roots to other areas of the plant |
| Phloem | Hollow tubes responsible for carrying dissolved sugar throughout the plant |
| Cambium | Tissue between xylem and phloem of some plants for the protection of the transport vessels |
| Monocot | Refers to plants that produce seeds with only one cotyledon |
| Dicot | Refers to plants that produce seeds with two cotyledons |
| Annuals | Plants that complete their life cycle in one growing season |
| Biennials | Plants that complete their life cycle in two growing seasons |
| Perennials | Plants that take more than two years to grow |