pollen tube

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UK 
  • n.花粉管
  • Web花粉管法;原叶细胞
pollen tube
n.
1.
花粉管a tube that grows when pollen lands on the stigma(= a part of the female organ) of a flower to carry the male cell to the ovule(= the part that contains the female cell)

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Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
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