查询词典 purine base

What evidence do we have that in the helical form of the DNA molecule the base pairs are composed of one purine and one pyrimidine?

我们有什么证据表明在 DNA 分子的螺旋构型中，在每一个碱基对中都含有一个嘌呤碱基和一个嘧啶碱基？

A nucleotide consisting of one molecule each of a phosphoric acid, a sugar, and either a purine or a pyrimidine base .

单核苷酸磷酸、糖、嘌呤或嘧啶碱基中的一种，它组成的一个分子的苷酸

Any of various compounds consisting of a sugar, usually ribose or deoxyribose, and a purine or pyrimidine base, especially a compound obtained by hydrolysis of a nucleic acid, such as ''.

核苷由糖，通常是核糖或脱氧核糖和嘌呤或嘧啶基组成的化合物，尤指从核酸水解中获得的化合物，如腺嘌呤核苷或鸟嘌呤

Any of various compounds consisting of a sugar, usually ribose or deoxyribose, and a purine or pyrimidine base, especially a compound obtained by hydrolysis of a nucleic acid, such as adenosine or guanine.

核苷由糖，通常是核糖或脱氧核糖和嘌呤或嘧啶基组成的化合物，尤指从核酸水解中获得的化合物，如腺嘌呤核苷或鸟嘌呤

Thus, nucleotides in DNA or RNA are typically called 'bases'; consequently they are commonly referred to simply by their purine or pyrimidine original base components adenine, cytosine, guanine, thymine.

因此，核苷酸的DNA或RNA通常是所谓的'基地'；因此，他们通常被称为只要他们嘌呤或嘧啶在原有的基础上组成部分腺嘌呤，胞嘧啶，鸟嘌呤，胸腺嘧啶。

Nucleosides are compounds composed of a purine or pyrimidine base (usually adenine, cytosine, guanine, thymine, uracil) linked to either a ribose or a deoxyribose sugar.

核苷是由嘌呤基，嘧啶基(通常是腺嘌呤，胞嘧啶，鸟嘌呤，胸腺嘧啶，尿嘧啶)与核糖或脱氧核糖相连而组成的化合物。

"Each consists of a molecule of a five-carbon sugar (ribose in RNA, deoxyribose in DNA) and a nitrogen-containing base, either a purine or a pyrimidine."

由一分子五碳糖(核糖核酸中的核糖、去氧核糖核酸中的去氧核糖)与一含氮的嘌呤或嘧啶相连而成。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。