tapetum的例句大全

There is relativity between the early stage tapetum cell disintegrated and the abortion of male gametophyte.

绒毡层早期萎缩与雄配子体败育相关；

The stage of growth-synthesis: This stage appears to be the most important anabolic phase during the development of the tapetum.

第2阶段为重要的合成时期；

Tapetum belong the secretory type.

绒毡层属腺质型。

Tapetum cells developed abnormally, giantized and crammed the anther chamber;

绒毡层细胞发育异常，出现巨型化而挤满整个药室；

Increased peroxidase activity in the floral organs and changes of anther tapetum cells were considered as key factors influencing pollen abortion;

花器官过氧化物酶活性的提高、花药绒毡层细胞形态的变异是影响花粉败育的关键因素。

In situ hybridization analysis revealed that AMS is highly expressed in tapetum and meiocytes during anther development.

原位杂交的结果显示AMS在花药发育的第6、7期的减数分裂细胞和绒毡层细胞中强烈表达。

The tapetum is partly derived from the primary parietal cells and partly from the ground tissue on the connective side.

2绒毡层细胞部分来源于初生壁细胞，部分来源于药隔的基本组织。

The regularity of anther wall development in vitro was that tapetum cell degenerated and middle layer cell expanded during the anther culture.

离体培养下花药壁发育特点为绒毡层首先降解，随后中层细胞膨大。

Tapetum conforms to secretory type.

绒毡层为分泌型。

The mature pollen grains were 3-celled and the tapetum belonged to the secretory type.

小孢子绒毡层发育为腺质型，胞质分裂为同时型，成熟花粉为3细胞型。

Having analysed many photographs, authors think that the first contraction phase is due to the decrease of water potential in loculus and the outflow of water of microspore caused by secretion of many forming-wall materials in tapetum.

第一次收缩主要是由于绒毡层大量分泌造壁物质，使花药腔中水势下降，小孢子水分外渗。

This result suggested that Al protein was the endemic in normal development stamens and maybe a produce of specific gene in anther tapetum, and B1 protein affected the development of stamens in female flower and maybe a important protein leading contabescence.

通过分析初步推测A1点是雄蕊正常发育特有的，可能是花药绒毡层特异基因表达的产物，B1点可能是影响雌花中雄蕊正常发育，导致雄蕊败育的一种重要蛋白。

The tapetum specific or pollen specific promoter could be used to drive some kinds of foreign gene expression to interfere the male organ development and lead to pollen abortion.

利用绒毡层特异性启动子或花药特异性启动子驱动一种外来基因的表达可以导致雄性不育。

At the mature pollen stage, the wall of the middle layer and the inner tangential wall of the tapetum still remained and folded into a "compound wall" structure.

花粉完全成熟时，花药中层细胞的壁以及绒毡层的外切向壁紧贴在一起，形成了一叠合的壁结构。

The ubisch bodies which appeared on the inner tangential wall of the tapetum at the time of microspore wall formation are partially remain on the surface of matured pollen grain.

小孢子壁形成时开始在绒毡层内切线壁出现的球状体到花粉粒成熟时仍有一部分附着于花粉粒表面。

Like the wide-eyed tarsier, night monkeys also lack a tapetum lucidum.

像大眼眼镜猴一样，夜猴也没有反光膜。

during early- vacuolated stage, the tapetum has lipids in the endoplasmic reticulum.

于液胞小孢子早期，营养层中于内质网首先形成脂肪颗粒。

the anther wall layers consist of the epidermis , the one layered endothecium, two middle layers and the tapetum of one layer.

花药壁之构成，含表皮层、一层内壁层、二层中间层和一层营养层。

the anther was found to be 4-sporangiate. the anther wall includes 4 layers: epiderm , endothecium, middle layer and secretory tapetum.

结果表明：山韭花药具4个药室，花药壁由表皮、药室内壁、中层和绒毡层4层细胞组成，属分泌型绒毡层。

The anther is tetrasporangiate and glandular tapetum.

雄蕊花药四室,腺质绒毡层.