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Science Ch 2
Plant Structures and Functions
| Term | Definition |
|---|---|
| spore | a single cell that can develop into a new plant exactly like the plant that produced it |
| seed | an undeveloped plant with stored food inside a protective coat |
| angiosperm | a seed plant that produces flowers |
| gymnosperm | a seed plant that does not produce flowers |
| pollination | the movement of pollen to the seed-making part of a flower |
| xylem | tissue that moves water and minerals up from the roots |
| phloem | tissue that moves food (sugar) from the leaves to other parts of a plant |
| cambium | a layer of cells that makes xylem and phloem |
| photosynthesis | how a plant changes raw materials into food in the presence of sunlight |
| stomata | tiny holes in the bottom of a leaf that allow gases in and out |
| respiration (in cells) | the release of energy from food |
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