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The analysis, led by Tim Berra, professor emeritus in the Department of Evolution, Ecology and Organismal Biology at the Ohio State University in Mansfield, found that Darwin's kids did have "a moderate level of inbreeding" and in the family's children, there was "a significant positive association between child mortality and inbreeding."

分析工作由位于Mansfield的俄亥俄州立大学进化、生态和有机生物部门的荣誉退休教授Tim Berra主持,分析发现达尔文的孩子们的确受"中等程度近亲繁殖的影响",并且在家族的儿童中"儿童死亡率和近亲繁殖有显著的、确定的联系。"

Experiments were conducted to measure the impact of biofouling on the growth and reproduction of pearl oyster Pinctada martensii.

主要研究定期清除污损生物的合浦珠母贝与不清除污损生物的合浦珠母贝在生长及繁殖上的差异,用以说明污损生物对合浦珠母贝的生长及繁殖的影响。

The relationship between the proterozoic Era and explosive evolution of the life on the Cambrian period was preliminary explored by an Ecological and Evolutionary approach in this paper.

距今38亿年前地球最早生命诞生以来,至元古代早期第一个真核细胞开始出现;从无性分裂或出芽繁殖的原核生物到有性繁殖的真核单细胞生物以及从单细胞的原生动物到真核多细胞的后生动物的进化,无疑是生命进化过程中非常重要的事件。

As part of their complex life cycles, the worms "castrate" snails, commandeering the host's gonads and diverting energy meant for snail reproduction into trematode reproduction.

在吸虫复杂的生活周期中,有一段时间会将蜗牛"阉割"掉,它们占据了蜗牛的生殖腺,把本来用于蜗牛繁殖的能量转化成吸虫繁殖所需的能量。

David Layzer, writing in his semiscientific book Cosmogenesis, argues that "the central property of life is not reproductive invariance, but reproductive instability."

戴维雷泽尔在他科普性的书《宇宙发生说》中辩称,&生命的核心价值不在它繁殖的不变性,而在它繁殖的不稳定性。&

David Layzer , writing in his semiscientific book Cosmogenesis, argues that "the central property of life is not reproductive invariance, but reproductive instability."

戴维雷泽尔在他的科普性书籍《宇宙发生说》中辩称,&生命的核心价值不在于它繁殖的不变性,而在于它繁殖的不稳定性。&

In studying gobies we noticed that only the largest two individuals, a male and female, had breeding rights within the group," explains Marian Wrong."All other group members are nonbreeding females, each being 5-10% smaller than its next largest competitor.

在对沙鱼的研究中我们发现,只有两个大的个体——一雄一雌在种群中有繁殖的权利,&玛丽安·翁这样解释说,&其他所有群体成员都是不能繁殖的雌性,每一级都比其上一级小5%-10%。

Mayr also introduced the biological species concept that defined a species as a group of interbreeding or potentially interbreeding populations that were reproductively isolated from all other populations.

迈尔还提出了生物学的物种概念,定义物种为一个杂种繁殖的群体(或潜在地杂种繁殖的群体),与所有其它的种群在生殖上隔离。

Interestingly, those with dogs with too straight legs try to convince non-breed specialists and breed people alike that straightish legs are OK..not in my book!

有趣的是,那些有太过直的后退的狗狗的饲养者尝试着去说不非繁殖专家,而那些繁殖的人会觉得直腿还是ok的,但是这个绝对不再我的辞典中出现!

The study was done to understand the first protected wild and critically endangered aquatic fern in China-Isoetes sinensis and to provide more detailed proof about its artificial propagation and emigrate protection. The germination rate of megaspores were statisticed through aseptic culture of spores for rapid propagation in I.

为进一步了解中国一类保护的水生极危野生植物中华水韭以及在大量人工繁殖和迁地保护等方面提供更为详实的证据,运用无菌培养、快速繁殖的方法对中华水韭的大孢子萌发率作了统计,探讨了不同温度对其大孢子萌发的影响。

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With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务,乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐,因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。

Closes the eye, the deep breathing, all no longer are the dreams as if......

关闭眼睛,深呼吸,一切不再是梦想,犹如。。。。。。