这些国家均未找到一个方案来解决贫富两极分化的问题。
None of these countries has found a way yet to get around the problem of the polarization of wealth.
不同外植体的愈伤组织分化程度不同。
The callia from different explants were differential in differentiation.
每个半球又进一步分化为四个区域或叶。
It is further divided into four regions, or lobes, in each hemisphere.
那么这些细胞是如何分化并形成像根、茎、叶和果实那样不同的结构的呢？
How then can these cells differentiate and form structures as different as roots, stems, leaves, and fruits?
的确，这段经济疲软时期可能会加剧阶级分化，减少跨越阶级的机会——尤其是对年轻人而言。
Indeed, this period of economic weakness may reinforce class divides, and decrease opportunities to cross them—especially for young people.
一项针对古代和现代大象的研究得出一个出人意料的结论：非洲大象已经分化成两个不同的物种。
A recent study of ancient and modern elephants has come up with the unexpected conclusion that the African elephant is divided into two distinct species.
不同的教养方式会让孩子走上不同的道路，并可能加深社会经济分化，尤其是因为教育与收入密切相关。
Different upbringings set children on different paths and can deepen socioeconomic divisions, especially because education is strongly linked to earnings.
在研究玉米的基因构成时，芭芭拉·麦克林托克发现了一种新的突变基因，这一发现使人们对细胞分化有了更深入的了解。
While studying the genetic makeup of corn, a new class of mutant genes was discovered by Barbara McClintock, a discovery which led to greater understanding of cell differentiation.
另一个主要趋势是消费者市场和商业市场的分化。
Another major trend has been the fragmentation of consumer and business markets.
一些学者认为人类和猿的分化出现在一千五百万到两千万年前。
The split between humans and living apes is thought by some scholars to have occurred 15 to 20 million years ago.
其次，地峡两侧紧密相关的鱼类种群似乎开始在基因上彼此分化。
Second, it appears that closely related populations of fishes on both sides of the isthmus are starting to genetically diverge from each other.
这种迅速的动物起源和种类分化时期常常被称为“寒武纪大爆发”。
This rapid origin and diversification of animals is often referred to as "the Cambrian explosion".
寒武纪大爆发涉及迅速的进化分化，随之而来的是许多独特动物的灭绝。
The Cambrian explosion involved rapid evolutionary diversification, followed by the extinction of many unique animals.
胚胎干细胞如此让人激动是因为它的天然功能就是分化成身体所有的细胞。
Why people are so excited about embryonic stem cells is because in nature they become all the cells of the body.
如果没有物理屏障将继续在同一栖息地生活和繁殖的个体隔离开来，分化是否会出现？
Can divergence occur if no physical barriers are in place to separate individuals who continue to live and reproduce in the same habitat?
研究了黑苦莓叶片愈伤组织的诱导和再分化。
Callus induction and redifferentiation of black chokeberry leaf in vitro were studied.
结果表明，叶酸或亚叶酸可以保护肠隐窝中分化程度较低的细胞。
The results suggest that folic acid or folinic acid can protect the less differentiated cells in the intestinal crypts.
在经过生长期的表皮茎上，施用茉莉酸能够促进各个伸长单位茎中次生乳管的分化。
In the epicormic shoot stem which passed a growth season, the secondary laticifer differentiation of all the extension parts was accelerated by JA application.
成骨细胞分化所需的第二个重要转录因子是一种具有锌指结构的，对骨形成十分重要的转录因子。
A second important transcription factor required for osteoblastic differentiation is osterix.
分化顺序为从原脑皮质到旧皮质再到新皮质。
The differentiating sequence is from archicortex to paleocortex and to neocortex.
2010年可能会有更多的分化。
科学家们称之为“细胞分化。”
她感觉女生被数学分化出来了。
他们试图分化我们。
胚胎干细胞可以分化成多种组织类型。
Stem cells found in embryos can spin off a wide range of tissue types.
如今，埃及已出现了严重的两极分化。
如今，埃及已出现了严重的两极分化。
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