The chemical structures that form the units of DNA and RNA and that encode genetic information i.e. the bases that make up the base-pairs are A, G, T, C and U (see DNA).
形成DNA、RNA单体以及编码遗传信息的化学结构，也就是组成碱基对的碱基包括A、G、T、C、U。
Detention pond and retention pond are rainwater control structures used in almost every new development project in u.
滞留池和储水池作为雨水控制结构，几乎用于美国的每一个新建项目中。
The first and second-stage larvae were characterized by their abruptly thinned tail ends and the third-stage larvae were characterized by a pair of inverted U-like structures of the head.
第一、二期幼虫的特征为尾尖骤然尖细，第三期幼虫的特征为头部具一对倒“U”形棕色结构。
Taking account of the interaction among limited distance neighbored chains, dipolar interaction energy per particle U for various structures is calculated.
采用近邻相互作用近似方法，计算了悬浮于液相中旋转椭球颗粒在外场下形成的不同结构的电偶极矩相互作用能。
Detention pond and retention pond are rainwater control structures used in almost every new development project in U. s.
滞留池和储水池作为雨水控制结构，几乎用于美国的每一个新建项目中。
The author of this paper discussed the two structures according to their definitions adopted from famous geological dictionary and the website of USGS U. s.
笔者根据著名专业网站(如：美国地质调查局网站)和经典教材中的相应定义讨论了这些火山构造。
The infrastructures, curriculum structures, academic degrees and enrolments of education in library and information science in China and in U.
中美两国图书馆学情报学教育的基础设施、课程结构、学位设立、生源情况及院系名称等方面都存在着差异。
DNA and histone proteins are packaged into structures called chromosomes. Image courtesy of the u.
DNA和组蛋白组装成的结构叫做染色体。
But we know now there are better ways to make structures like the landmark u.
但我们都知道，其实有许多更好的方法，可以让美国银行U。
But we know now there are better ways to make structures like the landmark u.
但我们都知道，其实有许多更好的方法，可以让美国银行U。
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