primodium 中文意思是什麼
primodium
解釋
原基-
In the early neurula, cortactin staining signals were detected in the developing primodium of forebrain as early as 10. 5 hpf ( hours post fertilization ), at the same time the tailbud areas were highly stained too. later, the staining was concentrating in the developing neural rod while paraxial mesoderm derivatives were not stained
在早期神經胚，神經系統中的前腦原基最先出現染色，並保持頭尾兩端處染色最強的圖式，隨后，染色集中分佈在發育中的神經龍骨中，但近軸中胚層細胞沒有染色。 -
And the viviparous plantlets of both species are formed for the differentiation of floral primodium, but the position if viviparous plantlets is different. for the species of polygonum viviparum l., the viviparous plantlets are formed in the inflorences, while in saxifraga cernua l are in the leaf axils. on the results of observation for morphology and anatomy, vascular bundles of viviparous plantlet are connected with that of their parent
從來源和性質看，二者的胎生苗均由花原基直接分化形成；但從位置上看，珠芽蓼在花序中形成胎生苗，而珍珠虎耳草則在地上莖的葉腋部位形成胎生苗；從形態解剖角度觀察，胎生苗的維管束與母體的維管束直接相連，胎生苗脫落時，其上已長出葉片1 - 3枚。
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