Biologists can infer how species are related evolutionarily by comparing DNA sequences for the same genes in different species.
生物学家可以通过比较不同物种中相同基因的DNA序列来推断物种之间的进化关系。
FOR the evolutionarily minded, the existence of fairness is a puzzle.
从进化的角度看，公平的存在是一个谜。
But just having extra copies doesn't mean the gene is evolutionarily important.
但是，仅仅多了一个基因的副本不能说明它在演化过程中有多重要。
Of course, it's often hard to know which agenda is most evolutionarily adaptive at any moment.
当然，要随时了解哪个安排更具进化适应性往往是困难的。
Thus, Toll-like receptors are evolutionarily ancient, although their number in mammals has grown to about one dozen.
由此可见，这些Toll样受体在进化中是相当古老的，虽然它们在哺乳动物中的数量已经增长到大约一打了。
Sequence analysis showed that the amino acid at residue 619 was evolutionarily conserved.
序列分析表明，该位点在进化中十分保守。
She's uncovering something that now we have to address physiologically as well as evolutionarily , he says.
她的分析揭示了一个问题，我们现在不得不从生理学以及进化论的角度去解决该问题，威伯尔斯说。
BRG1(brahma-related gene 1)is a component of the evolutionarily conserved SWI/SNF chromatin-remodeling complex.
是进化上高度保守的SWI/SNF染色质重塑复合物的成员之一。
The pink form, says Gentile, should be considered a third species, and is evolutionarily older than the other two species.
金泰尔说，我们应该把粉红色类型看作第三个物种，而且它比其它两个物种更早进化。
In this paper, we present a novel approach to identifying evolutionarily conserved protein-coding sequences in genomes.
在本文中，我们提出了一个新的方法，在基因组中确定进化上保守的蛋白质编码序列。
I mean, evolutionarily speaking, living and working in a group is a key component of how well humans have managed to survive.
我的意思是，从进化论的角度讲，在族群中工作和生活是人类生存优劣的关键因素。
CXCR4 presumably serves as a guidance molecule that is highly conserved evolutionarily among mammalian NSCs, including in humans.
CXCR4可能是哺乳动物(包括人)神经干细胞中的一种进化上高度保守的引导分子。
Chabris says the real danger isn't in this questionable marketing, but in parents shirking roles they are evolutionarily meant to serve.
查伯里斯说，真正的危险不在于这种令人置疑的营销活动，而在于父母亲逃避天职。
So, it's safe to say we still don't understand exactly why, evolutionarily speaking, people regularly do things that go against their own interests.
所以说得相对稳妥一点，我们仍然不能确切地理解为什么从进化的角度出发，人们会做一些与自己利益相抵触的事情。
But there was still a very different physiological challenge for these organisms than for the more evolutionarily ancient single-celled organisms such as bacteria.
然而与进化上更古老的单细胞生物如细菌相比这些多细胞生命面临着一个非常不同的生理挑战。
Under the right conditions, that process can produce an RNA molecule that's evolutionarily "fit" for a task like treating the biological cause of macular degeneration.
在合适的条件下，该过程可以产生一种RNA分子，该分子可进化到足以完成诸如治疗黄斑变性的生物学病因等任务。
And so you've got this tension between what might be evolutionarily wired impulses and the kind of social constraints that say this isn't good, this isn't appropriate, this is taboo.
因此，两者之间有冲突，一方面，从进化论角度来看，你有这样的冲动，但是从社会建构的立场看，这不合适，是社会禁忌。
The pit vipers are a large group of advanced venomous snakes that evolutionarily arose in china but spread to the new world across an ancient land bridge connecting northeastern siberia with alaska.
蝮亚科（pitvipers）起源于中国，是通过连接西伯利亚东北部与阿拉斯加的古陆桥而扩散到美洲的一大类高等的毒蛇。
Our results show that individual differences in achievement in school mathematics are related to individual differences in the acuity of an evolutionarily ancient, unlearned approximate number sense.
我们的研究结果显示：儿童在学校里的数学成绩与这种进化中产生的、近似的数字感的精确性存在相关。
Evolutionarily, that makes sense.
这在进化上，是非常有意义的。
Evolutionarily speaking, people in this age group are at a stage in which they can prepare to find a mate and start their own family while separating from parents and striking out on their own.
从进化的角度来说，这个年龄段的人正处于这样一个阶段：他们可以在与父母分开、自谋生计的同时，为寻找伴侣和组建自己的家庭做准备。
Evolutionarily speaking, people in this age group are at a stage in which they can prepare to find a mate and start their own family while separating from parents and striking out on their own.
从进化的角度来说，这个年龄段的人正处于这样一个阶段：他们可以在与父母分开、自谋生计的同时，为寻找伴侣和组建自己的家庭做准备。
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