查询词典 embryo

Seeds endospermic or non-endospermic, winged or not; germination phanerocotylar or cryptocotylar; embryo usually straight, more rarely curved.

果肉质或者非肉质，种子有胚乳或没有胚乳，有翅或无翅；发芽时子叶出土或者不出土；胚通常直，少数弯曲。

Engraulis japonicus ; egg ; larva ; embryo development ; environmental conditions ; the Northern of East China Sea ; the Southern of Yellow Sea

鳀； 鱼卵；仔稚幼鱼；胚胎发育；环境条件；东海北部；黄海南部

In the homozygotic ZZ embryo, expression of Dmrt-1, anti-M ü ll erian hormone, Sox9 and P450 17 α-hydroxylase play a pivotal role in testicular formation.

在同型配子 ZZ 胚胎中， Dmrt-1 、抗缪勒氏管激素、 Sox9 和 P450 17 α羟化酶的表达对性腺分化并发育为睾丸起到关键的作用。

Embryo with cotyledons much smaller than the hypocotyl; leaves small, often ericoid.

胚具子叶很多小于下胚轴；叶小，通常。 4 Baeckea 岗松属

Seeds with thin, oily albumen, sometimes exalbuminous; embryo large, oily, straight or rarely bent.

种子有薄的油性的胚乳，有时无胚乳；胚大，油性，直或者弯曲。

Female inflorescences of 1-7 or more flowers subtended individually or collectively by a cupule formed from numerous fused bracts, arranged individually or in small groups along an axis or at base of an androgynous inflorescence or on a separate axis. Female flower: perianth 1-7 or more; pistil 1; ovary inferior, 3-6(-9)-loculed; style and carpels as many as locules; placentation axile; ovules 2 per locule. Fruit a nut. Seed usually solitary by abortion (but may be more than 1 in Castanea , Castanopsis , Fagus , and Formanodendron ), without endosperm; embryo large.

雌花序有1-7朵花或更多花，聚生一壳斗内，壳斗为多数苞片愈合而成，雌花花被1-7或更多；雌蕊1；子房下位，3-6室(-9)；花柱、子房室和心皮同数中轴胎座每室2胚株果为一坚果种子通常单生（但是可能在Castanea，Castanopsis，Fagus 和Formanodendron里超过1个），没有胚乳；胚大。

Seed horizontal, lenticular; testa leathery, lustrous; embryo annular; perisperm farinaceous.

种子水平，透镜状；种皮似皮革，有光泽；胚环状；外胚乳谷粉制。

Culling stem cells destroys the days-old embryo harboring them, regardless of whether IT was cloned or left over in a fertil IT y clinic.

一般来讲，无论是被克隆还是被转移到其他环境中，挑选干细胞线将会自动破坏曾经养育它的胚胎。

The development of female flower, megasporegensis and the development of embryo of Fraxinus mandshurica were observed by the paraffin sectioning method.

摘要用石蜡切片法对水曲柳雌花发育、大孢子发生及胚胎发育的过程进行了解剖学观察。

Therefore, a experimentent with three exposure types (early cleavage exposure, 0hpf; gastrula exposure, 8hpf and 0hpf exposure but stop after 8 hours, 8h stop) were designed to investigate the toxicity and bioaccumulation of bisphenol A in zebrafish embryo in different stages.

为研究胚胎在不同发育阶段对外源化合物的毒性敏感差异，以0hpf、8hpf和8h终止3种暴露方式进行染毒，探讨斑马鱼胚胎在不同暴露时段对双酚A毒性和生物蓄积特征。

Recall that, in the Kolmogorov axiomatization, measurable sets are the sets which have a probability or, in other words, the sets corresponding to yes/no questions that have a probabilistic answer.

延期开工的Kolmogorov宣布要衡量所有套职能有限许多坐标限制在于衡量子寅。换句话说，如果是/否的问题回答f可看的价值观念在许多最有限坐标，然后它有一个概率的答案。

The experimental results showed that the algorithm can filter singular points and remain fixity of the target edge.

实验表明：基于模糊理论的图像智能滤波方法比常规图像滤波方法运算量小，它既能去除奇异点，又能保持图像中目标的边缘不变性，具有很好的滤波效果。