查询词典 sperm whales

As the male gametophyte, pollen delivers sperm to the embryo sac for fertilization by pollen-tube polarized growth.

花粉作为种子植物的雄配子体，通过萌发后极性生长的花粉管将精细胞送到胚囊完成受精作用。

These data implicate a important role for Pem during embryogenesis and in sperm development.

这些资料表明Pem可能在胚胎发育和精子形成过程中充当着重要的角色。

In order to find a way to lessen DNA problems of sperm, Dr. David Greening, a gynecologist and endocrinologist from Australia, studied the effects of daily ejaculations on damage rates.

为了找到一种方法，以减少问题的精子DNA的博士大卫绿化，一个医生和内分泌来自澳大利亚，研究了影响日常ejaculations损伤率。

In the endosperm of this stage, organelles from sperm and central cell have intermingled completely.

中央细胞中的质体充满淀粉粒，与精细胞中的质体也迥然不同。

In the zygote and endosperm cells, sperm plastids can also be detected by their features.

杜鹃的成熟花粉是二细胞型，精细胞在花粉管中形成。

The function of the sperm entry site was discussed.

这个精子穿人部有的鱼类呈不同

Meanwhile no sperm was found in the lumen of the epididymis.

电镜下隐睾睾丸中出现异常的支持细胞。

The regulation of these cellular junctions is thought to represent a key determinant in the process of sperm maturation within the epididymis.

这些细胞间的连接被认为是精子在附睾中成熟的关键决定因素。

Then, the mice were killed and their epididymis were collected and the movement parameter and deformity of the sperm were observed.

灌胃及腹腔注射1次／d，连续7d，测定小鼠精子的运动参数，并观察其畸形发生率。

The espousal of the Company's "The Creation Guanghui brands, Poly Products sperm excellent" business purpose, adhere to the "quality first, customer first" principle, warmly welcome customers at home and abroad to discuss cooperation to create a better future!

本公司遵奉"创广汇品牌，聚产品精优"的企业宗旨，坚持"质量第一，顾客至上"的原则，热忱欢迎国内外客户洽谈合作，共创美好未来！

He studied their excrement for evidence of livestock hair.

他为家畜毛的证据研究他们的粪便。

Loneliness is not grounds for deportation, deportation of the people are not all lonely people.

寂寞也不是放逐的理由，放逐的人也并不都是孤独的人。