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8.3
Science Vocab
| Term | Definition |
|---|---|
| phloem | the vascular tissue through which food moves |
| xylem | water and minerials travel in the vascular tissue |
| pollen | tiny structures that contain the cells that will later become sperm cells |
| seed | a structure that contains a young plant inside a protective covering |
| embryo | the young plant that develops from the zygote or fertilized egg |
| cotyledons | the embryo has one or more seed leaves |
| germination | occurs when the embryo begins to grow again and pushes out of the seed |
| root cap | protects the roots from injury from rocks as the roots grow through the ground |
| cambium | which divides to produce new phloem and xylem |
| transpiration | the process by which water evaporates from a plant's leaves |