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The Leaf
| Term | Definition |
|---|---|
| compound leaf | made up of smaller leaves called leaflets |
| petiole | structure that attaches the leaf to the stem |
| leaf-node | point where a leaf is attached to the stem |
| lamina | flat part of the leaf |
| photosynthesis | process by which plants make food |
| palisade cells | largest cells in the leaf |
| stomata | pores in the leaf |
| transpiration | process by which leaves give off water to the atmosphere |
| guard cells | cells at the side of the stoma that control their size |
| mesophyll layer | cells between the upper and lower epidermis in a leaf |
| chloroplast | leaf organelle where photosynthesis takes place |
| oxygen and glucose | products of photosynthesis |
| carbondioxide and water | reactants of photosynthesis |
| xylem | carries water and minerals up to the leaves |
| phloem | transports food in the plant |
| leaflet | a small leaf that is a part of a compound leaf |
| internode | the space between two consecutive nodes |
| bud | structure between a leaf and the stem that grows into a branch |
| margin of the leaf | the edge of the leaf |
| gaseous exchange in leaves | exchanging oxygen for carbondioxide |
| stoma | singular form of the word stomata |
| lenticel | a pore in the stem |
| cuticle | top waxy covering of the leaf |
| lamina | another name for leaf-blade |
| chloroplast | leaf organelle where chlorophyll is stored |
| petiole | another name for leaf-stalk. |