Leaf Cross Section Functions
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11 terms
Terms | Definitions |
|---|---|
 cuticle | waxy water barrier |
| palisade layer | were most photosynthetic occurs |
| spongy layer | some photosynthesis occurs here as well as gas exchange |
| guard cell | controls stoma |
| stoma | carbon dioxide enters O2 and water vapor exit |
| air space | site of gas exchange |
| vascular bundle | were transport occurs |
| phloem | transports food made during photosynthesis from the leaves to the rest of the plants |
| lower epidermis | protection |
| upper epidermis | protection |
| xyloem | transport water and nutrients from the roots to the top of the plant |
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