首页 > Term: pollen grain
pollen grain
A microspore produced in the pollen sac of angiosperms or the microsporangium of gymnosperms. Unicellular, with variable shape and size, and usually ovoid from 25 to 250mm.
- 词性： noun
- 行业/领域： 生物技术
- 类别 Genetic engineering
- Organization: FAO
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- bluemoon
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