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Roots, stems, leaves
| Term | Definition |
|---|---|
| xylem | Tissue through which water and minerals flow up through the plant |
| Cortex | A layer just inside the epidermis of roots and stems. It stores food |
| Epidermis | The outermost layer of a root, stem, or leaf |
| Root cap | A thin covering made up of cells. It protects the root tip as it grows into the soil. |
| Root hairs | Threadlike parts of cells on the surface of a root |
| Cambium | A layer that separates the xylem from the phloem. The cambium is where new xylem and phloem grow |
| Phloem | Tissue through which food from the leaves moves down through a plant |
| Chloroplasts | The green food factories of plants. In addition to sunlight, these factories need water, minerals, and the carbon dioxide in air to make food |
| Transpiration | The process when water evaporates from the leaves, more water moves up through the plant to replace the lost water |