Sabtu, 07 Mei 2011

Internal Structure Of a Root

The Following arrangement of cells and tissues will be seen in the transerve section of roots from the upper margin to the center.the upper single layer of Cells is called Epidermis.From These Cells,Unicellular root hairs are given out.Then There arefew layes of cells which form the cortex.The cells Of Cortex Are thin walled,Rounded, With many intercellular spaces among them.
Another Important Structure Present in The root Are Vascular Bundles,which Are Arranged in rings.
Vascular bundle consists of xylem and phloem Tissues.




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