| 单词 | 碱基 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔base-pairing〕The hydrogen bonding of complementary nitrogenous bases, one purine and one pyrimidine, in DNA and in hybrid molecules joining DNA and RNA.碱基配对：结合两个补充氮基（嘌呤和嘧啶）的氢键，这两个补充氮基存在于脱氧核糖核酸以及连接脱氧核糖核酸与核糖核酸的混合分子中美国传统〔base〕One of the purines (adenine and guanine) or pyrimidines (cystosine, thymine, and uracil) that occurs attached to the sugar component of DNA or RNA.碱基：嘌呤（腺嘌呤和鸟嘌呤）或嘧啶（胸嘧啶、胸腺嘧啶和尿嘧啶）的一种，附着在脱氧核糖核酸或核糖核酸的糖分子上美国传统〔complementary〕Biochemistry Of or relating to the specific pairing of the purines and pyrimidines between strands of a DNA or an RNA molecule.【生物化学】 互补的：指DNA或RNA分子链之间特定的嘌呤和嘧啶碱基对的互补美国传统〔mononucleotide〕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美国传统〔nitrogen base〕A basic compound that contains nitrogen, such as a purine or pyrimidine.氮基：含氮的碱基化合物，如嘌呤或嘧啶美国传统〔reading frame〕One of the three possible ways in which an mRNA sequence of nucleotides can be read as a series of base triplets to specify the amino acids in a protein chain.阅读码框，读框：核苷酸的信使核糖核酸序列能被读作指定蛋白质链中胺基酸的一串碱基三联体的三种可能方式之一美国传统 |
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