Regions of root
Root tip is covered by a dome shaped parenchymatous cells called root cap. It protects the meristematic cells in the apex. In Pandanus multiple root cap is present. In Pistia instead of root cap root pocket is present. A few millimeters above the root cap the following three distinct zones have been classified based on their meristematic activity.
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Meristematic Zone
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Zone of Elongation
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Zone of Maturation
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