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- The base ratio of 1:1 for the bases adenine and thymine and the bases cytosine and guanine was the first clue to the specificity of BASE PAIRING in the nucleic acids. 在核酸中的碱基配对高度专一性的原则决定了腺嘌呤与胸腺嘧啶,或鸟嘌呤与胞嘧啶之间的比值为1:1。
- adenine and thymine 腺嘌呤和胸腺嘧啶
- adenine and thymine type 腺嘌呤与胸腺嘧啶型
- 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
- The letters A, C, G, and T stand for adenine, cytosine, guanine, and thymine respectively, the basic building blocks of DNA. 字母A.;C.G和T分别代表组建DNA的基础片段腺膘吟、胞嘧啶、鸟膘吟和胸腺嘧啶。
- Then we concluded that the DNA molecule can absorb on the Ag colloid particle through its adenine and C=O of thymine. 阴离子的增强效应是物理增强机制和化学增强机制同时在起作用。
- 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
- 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,附著在脱氧核糖核酸或核糖核酸的糖分子上
- In DNA, the two purine bases (adenine and guanine) always bond with the pyrimidine bases (thymine and cytosine), and the pairing is quite specific: adenine with thymine and guanine with cytosine. 嘌呤基(腺嘌呤,鸟嘌呤)总与嘧啶基(胞嘧啶,胸腺嘧啶)配对,并且配对有专一性:腺嘌呤对胸腺嘧啶,鸟嘌呤对胞嘧啶。
- He glimpsed at my new watch and said it was a good bargain. 他看了一眼我的新表,说买得很上算。
- Methyluridine was enzymatically produced from guanosine and thymine by intact cells of Brevibacterium acetylicum QD9805. 用乙酰短杆菌完整细胞为酶源,以鸟苷和胸腺嘧啶为底物,酶法合成5-甲基尿苷。
- The most abundant bases are cytosine, thiamine, and uracil (pyrimidines) and adenine and guanine (purines). 最丰富的碱基是胞嘧啶,胸腺嘧啶,尿嘧啶,腺嘌呤和鸟嘌呤。
- My brother is always at my father's beck and call. 我兄弟总是对我父亲唯命是从。
- He whipped up a pistol and shot at the black bear. 他急忙抓起手枪,向那头黑熊射击。
- Any of several basic compounds derived from or structurally related to pyrimidine, especially the nucleic acid constituents uracil, cytosine, and thymine. 嘧啶类由嘧啶衍生出来或在结构上与嘧啶有关的一种基本混合物尤指核酸组成的尿嘧啶,胞嘧啶和胸腺嘧啶
- He looks at the burn shoes and laugh heartily. 他看到那烧糊的鞋并且愉快地笑了。
- Mr Stuart and his wife are always at loggerheads. 斯图尔特先生同他妻子老是吵架。
- ADP (adensine diphosphate) A nucleotide consisting of adenine and ribose with two phosphate groups attached. The second phosphate is attached to the first by a high-energy bond. 腺(嘌呤核)苷二磷酸:一种由腺嘌呤和核糖再加上两个磷酸组成的核苷酸。其中第二个磷酸以高能键与第一个磷酸结合。
- The doll pivots at the waist and neck. 那洋娃娃的腰和颈可以转动。
- In DNA, four different bases are found. Two of these, adenine and guanine, are double-ring structures called purines. 在dna中,有四种不同的碱基,其中的两个为腺嘌呤和鸟嘌呤,即称为嘌呤的双环结构。