BIOL 2043 Lecture Notes - Lecture 13: Sweet Potato, Taproot, Adventitiousness
5 Nov 2018
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Document Summary
Hormone materials the and plant minerals in place in nutrients from root to shoot future use: bi%nia is : carrots trees beets , sweet potato shrubs herbs. Stability : prop roots when needed for extra stability in harsh climates. The radiate emerges develops into the during germination and primary root lateral roots develop over time. Root n mm0 cats and some di lots primary root emerges but eventually dies. Adventitious roots form at the base of the stem. Not as deep as dicot taproot systems but forms a dense mat of roots n help in holding soil f. Elongation of cells meristem atri cells that reproduce to give more cells. Ram n root apical meristem is covered by a not cap . Protection muggy lubricates central cortical cylinder : innermost tissues initials. Columella mother cells : centre of root cap. Stele n meristem atic centre : undergo division whn%aedmy: xylem : vessels traoheids parenchyma cells fibres ( arms in diagram)
