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FCSDBio-LeafParts
Leaf parts and functions
Term | Definition |
---|---|
chloroplast | organelle for photosynthesis |
cuticle | provides protection, prevents drying out |
epidermis (upper & lower) | provides protection, 1-cell thick |
guard cells | open & close the stomata |
palisade layer | packed with chloroplasts for photosynthesis |
phloem | carries food (ph = f) |
spongy layer | air space for gas exchange |
stomata | openings on lower epidermis that allow gases in & out |
vascular bundle (veins) | consist of xylem & pholem |
xylem | carries water (w - xy) |