细脉的网状式样是双子叶植物的主要特征。
The reticulate pattern of minor veins is characteristic of most dicotyledonous plants.
其异极3沟或6沟型花粉与真双子叶植物的3沟花粉的相似是趋同演化的结果。
The similarity of its heteropolar 3- or 6-aperturate pollen to the 3-aperturate pollen of Eudicots might result from convergent evolution.
细脉和其它的细脉联合形成一个连续的网络。细脉的网状式样是双子叶植物的主要特征。
The minor veins join with other minor veins, forming a conspicuous network. The reticulate pattern of minor veins is characteristic of most dicotyledonous plants.
本研究还证明了禾本科植物的浆片和双子叶植物中花瓣是同源器官的观点。
Our findings corroborate the view that the lodicules of grasses are homologous to eudicot petals.
根据分子数据结合形态上近裔共性,若干分支的单系性得到支持,这些分支包括真双子叶植物、蔷薇分支和菊分支等。
Several monophyletic clades of seed plants, namely eudicots, rosids, and asterids, were supported by molecular data with their united morphological synapomorphies.
结合《双子叶植物气孔类型观察》和《空气中细菌污染的监测》活动项目,探索生物科技活动中研究性学习的方法和途径。
Combined surveying stoma types of dicotyledonous plants survey of bacteria pollution in the air, investigating learning ways and routes were explored in biological scientific movements.
双子叶植物中保留着一系列的束。
双子叶植物典型的营养叶由两个主要部分组成:叶片和叶柄。
A typical foliage leaf of a plant belonging to the dicotyledons is composed of two principal parts: blade and petiole.
双子叶植物在演化的早期阶段就已分化为两大支派。
The dicotyledons diverged at an early stage of their evolution into two main groups.
杜鹃在碱性缺铁情况下,生理及形态反应都符合双子叶植物和非禾本科单子叶植物的反应机制。
The results showed that Rhododendronous physiological and morphological responses to alkali and Iron deficit were similar to dicotyledon and monocotyledon of non - graminaceae.
尽管有例外的情况出现,我们通常还是根据子叶的数目为一片还是两片而把植物分成单子叶植物和双子叶植物。
Monocotyledons and dicotyledons are so termed because they normally conatin one and two cotyledons respectively although there are exceptions.
对款冬营养器官解剖结构研究表明:根为典型的双子叶植物根的结构,初生木质部四原型;
The anatomical structure of Tussilago farfara L. vegetative organs showed that its structure of root is a typical structure of dicotyledonea. Its primary xylem is quadriarch ones.
大豆根次生生长的类型和多数双子叶植物相似。
The pattern of the secondary growth of the soybean root is similar to that of most dicots.
根据分子数据结合形态上近裔共性,若干分支的单系性得到支持,这些分支包括真双子叶植物、核心真双子叶植物、蔷薇分支和菊分支等。
Several monophyletic clades of seed plants, namely eudicots, core eudicots, rosids, and asterids, were supported by molecular data with their united morphological synapomorphies.
飞蝗嗜食寄主为禾本科、莎草科植物,双子叶植物可以成为飞蝗的临时寄主,但对飞蝗的发育、繁殖及后代均有明显的不利影响;
The Gramineae and Cyperaceae were Locustae's main host. The Dicotyledon could be temporary host, however , it was bad for Locustae to grow up, breed and so on.
另外还将P 1943 -GUS转进烟草中,研究其在双子叶植物中的特异性。
In addition, the same P1943-GUS fusion construct was introduced into tobacco to analyze its specificity in dicotyledon.
这些结果说明SOS耐盐通路在谷类作物中也存在,同时也说明双子叶植物和单子叶植物中SOS蛋白结构是高度保守的。
These results demonstrate that the SOS salt tolerance pathway operates in cereals and evidences a high degree of structural conservation among the SOS proteins from dicots and monocots.
该基因编码一个含有211个氨基酸的多肽,属于水稻WRKY基因家族中可能起源于单子叶植物和双子叶植物分化后的一个亚家族。
This gene encodes a polypeptide of 211 amino-acid residues and belongs to a subgroup of the rice WRKY gene family that probably originated after the divergence of monocot and dicot plants.
此外,本研究还证明了前人禾本科植物的浆片和双子叶植物中花瓣是同源器官的观点。
Moreover, our findings corroborate the view that the lodicules of grasses are homologous to eudicot petals.
CYP93G2与CYP93B亚家族有亲缘关系,CYP93 B是由双子叶植物黄酮合酶ii组成的。
CYP93G2 is related to the CYP93B subfamily, which consists of dicot flavone synthase II enzymes.
结果表明:角茴香其根的结构特点为双子叶植物根的正常初生结构;
The results show: the structural features of its root are the same as those of the root of dicotyls at the early stage of normal growth;
结果表明:角茴香其根的结构特点为双子叶植物根的正常初生结构;
The results show: the structural features of its root are the same as those of the root of dicotyls at the early stage of normal growth;
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