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- 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。
- 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
- Uracil -- a pyrimidine found in RNA that base-pares with adenine. 尿嘧啶--核糖核酸中的一种嘧啶，与腺嘌呤形成碱基对。
- There are just four kinds: adenine, thymine, guanine and cytosine. 只有4种：腺嘌呤、胸腺嘧啶、鸟嘌呤和胞核嘧啶。
- Uracil －－ a pyrimidine found in RNA that base-pares with adenine. 尿嘧啶－－核糖核酸中的一种嘧啶，与腺嘌呤形成碱基对。
- An adenine on one chain is always matched with a thymine* on the other chain, and a guanine with a cytosine. 在一个链上一个腺嘌呤分子总是与另一个链上的一个胸腺嘧啶相匹配，而一个鸟嘌呤总是与一个胞核嘧啶分子相匹配。
- Shuttle Discovery was supposed to return on Aug. 发现者号航天飞机应该在8月8日返回.
- Rajender came into your factory on 26th,Aug . 遇到这种问题，不知道其他公司怎么解决？
- When were you born? I was born on 15th Aug, 1981. 你什么时候出生的？我出生在1981年8月15日。
- 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。
- The nitrogen bases in DNA are adenine (A), guanine (G), thymine (T), and cytosine (C). 嘌呤一般包括腺嘌呤(adenine，A)和鸟嘌呤(guanine，G)2种，嘧啶有胸腺嘧啶(thymine，T)、胞嘧啶(cytosine，C)和尿嘧啶(uracil，U)3种。
- Guanine and cytosine were more sensitive to HMME. 腺嘌呤和胞嘧啶对血卟啉单甲醚的光动力学损伤更敏感。
- Flavin adenine dinucleotide See FAD. 黄素腺嘌呤二核苷酸：参见：FAD.
- Adenine has a purine ring structure. 腺嘌呤具有嘌呤环的结构。
- Nicotinamide Adenine Dinucleotide. NAD. Nadide
- The code consists of combinations of four simple units, called bases, named adenine (A), thymine (T), cytosine (C) and guanine (G). 编码是由四种简单的单位排列组合而成，这四种单位称为碱基，分别是腺嘌呤（A）、胸腺嘧啶（T）、胞嘧啶（C）及鸟粪嘌呤（G）。
- I'd like to make a reservation to Berlin for Aug, 8. 我想预定一张8月8日去柏林的机票。
- Please return completed form conference organizer before Aug. 请填写表格,并在其他。
