Chapter 25 Facts

Chapter 25 Facts - 7. A vascular ring surrounding a central...

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Chapter 25 Facts 1. A node occurs where leaves are attached to the stem. 2. In roots, certain epidermal cells have roots hairs which help anchor the plant and increase the surface area for water absorption . 3. In older woody plants, the epidermis of the stem is replaced by cork tissue. 4. The ability of plant cuttings to develop roots is associated with the presence of parenchyma cells. 5. The gritty texture characteristic of pears is due to the presence of sclerenchyma cells. 6. The cortex of a dicot root functions in food storage.
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Unformatted text preview: 7. A vascular ring surrounding a central pith is characteristic of a monocot root. 8. The epidermis regulates the entrance of water and minerals into the vascular cylinder. 9. The main function of adventitious roots is to anchor the plant. 10. The secondary xylem produced by the vascular cambium builds up to become the annual rings in a woody stem. 11. Photosynthesis takes place in the mesophyll tissue of the leaves. 12. Most people are surprised to learn that onions are leaves not roots....
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This note was uploaded on 01/30/2010 for the course BIOL 1 taught by Professor Iwanaga during the Fall '08 term at Mt. SAC.

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