Notes Mar 4rd- exam 2

Notes Mar 4rd- exam 2 - Meristematic Areas of vigorous cell...

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Unformatted text preview: Meristematic Areas of vigorous cell division, cell growth and cell elongation Apical Meristems Provide for vertical growth of the plant, plants grows from the tips Primary bud Root tip Lateral meristematic tissues Provide for horizontal, lateral growth or thickening. Vascular cambium Cork cambium- provides for the bark Functions of root systems Anchor plants Absorb water and nutrients Transport water into plant Store food (carrots, turnips) Special roots, aerial roots, prop roots, adventure roots Root systems Taproot- Dominant central root with many side branches. Adapted for deep penetration into soil to obtain water. Most trees typical of dicots Fibrous root system- Many roots which are highly branches and all are relatively the same size, scattered below the surface to soak up lots of water immediately after rain, includes most grasses and many tropical plants. Typical of most monocots Macronutrients Water-roots Co2- leaves Nit rogen- components of proteins and nucleic acids stimulates leafy growth...
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This note was uploaded on 08/15/2011 for the course BIO 1005 taught by Professor Limcomb during the Spring '08 term at Virginia Tech.

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Notes Mar 4rd- exam 2 - Meristematic Areas of vigorous cell...

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