2014年1月10日 Science

nero1981

2014年1月10日 Science7 f  ^. Q1 W8 j8 X" F* p
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COVER Confocal light microscopy image of a lateral root emerging from
1 h: J" L6 A0 r2 G4 ?! Nthe main root (width: ~130 to 150 micrometers) of a young Arabidopsis
2 h+ I( j! I: w8 Pthaliana plant (green, nuclei; red, cell walls). Lateral roots initiate
2 U- s  |2 u3 j) A. e( S3 Ydeep within the primary ("mother") root. Their emergence from the mother root is
  n6 w- O- B6 P7 M" [a highly regulated process requiring adjacent cells to shrink and make way for $ f- S+ B* L3 d/ R
the developing lateral root. See page 178. Image:
% x0 V& G. {6 X  _6 _) ]Dr. John Runions/Science Source 5 l" `0 O- q6 w' E
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