根的生长主要取决于根尖区的细胞分裂和伸长，而调控根尖分生组织细胞分裂的成分很大程度上是未知的。
Root growth is mainly determined by cell division and subsequent elongation in the root apical area. Components regulating cell division in root meristematic cells are largely unknown.
形态结构类叶升麻根尖由根冠和顶端分生组织构成；
Anatomical Structures of ActaeaRoot: root tip is consisted of initial cells of calyptrogen, periblem and plerome;
形态结构类叶升麻根尖由根冠和顶端分生组织构成；
Anatomical Structures of ActaeaRoot: root tip is consisted of initial cells of calyptrogen, periblem and plerome;
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