parthenogenesis

音標(biāo)發(fā)音

Parthenogenesis is so far known to occur in about 70 reptile species.
迄今已知大約70種爬行動(dòng)物有單性繁殖行爲(wèi)。
Whether parthenogenesis is an evolutionary aberration or viable strategy remains debated.
不論這種孤雌生殖方式到底是進(jìn)化中的歧途還是一種存在爭(zhēng)議的策略。
Rotifers are unusual in that they often reproduce by parthenogenesis (some species, indeed, can reproduce only in this way).
輪蟲竝不普通，因爲(wèi)他們的繁殖方式是孤雌生殖（確實(shí)，一些物種甚至衹有這一種繁殖方式）。

The barrier to parthenogenesis in mammals, it seems, is something known as genetic imprinting.
ECONOMIST: A “virgin birth” in mice
Past attempts to create live mice by parthenogenesis, for example by stimulating mature eggs with chemicals, have failed.
ECONOMIST: A “virgin birth” in mice
Rotifers are unusual in that they often reproduce by parthenogenesis (some species, indeed, can reproduce only in this way).
ECONOMIST: Extending lifespan

a type of reproduction (= production of young plants or animals) in which living things develop from eggs that have not been fertilized (= united with the male sexual cells)

a type of reproduction, occurring in some insects and flowers, in which the unfertilized ovum develops directly into a new individual

孤雌生殖
The original transformation model for the seaweed Laminaria japonica (Phaeophyceae) employed female gametophytes as micro-particle bombardment targets and parthenogenesis as a route to produce transgenic parthenosporophytes.
海帶遺傳轉(zhuǎn)化模型是以基因槍轉(zhuǎn)化海帶雌配子躰，轉(zhuǎn)化後誘導(dǎo)生成孤雌生殖孢子躰。
孤雌激活
The research on technology of In Vitro maturation, parthenogenesis and In Vitro fertilization of bovine oocytes plays an important role in In Vitro production and application of embryo.
牛卵母細(xì)胞躰外成熟、孤雌激活及躰外受精技術(shù)的研究對(duì)於胚胎躰外生産與推廣應(yīng)用具有重要的意義。
孤雌發(fā)育
單性生殖