Explain the regions of positively geotropic part of the plant.

Explanation

Regions of positively geotropic part of plant :
Root tip is covered by a dome shaped parenchymatous cells called root cap. It protects the meristematic cells in the apex.
The following three zones have been classified based on their meristematic activity above the root cap.
1. Meristamatic Zone
2. Zone of Elongation
3. Zone of Maturation

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