常見例句amino uracil 氨基尿嘧啶Uracil has a PYRIMIDINE ring structure, and is derived from sugars and amino acids. 尿嘧啶具有嘧啶環(huán)結構,可由糖或氨基酸產(chǎn)生。The mutant DNA miscoded a single amino acid. 突變體脫氧核糖核酸誤編了一個氨基酸密碼。This chemical is an amino acid called L-theanine. 這種化學物質(zhì)是一種叫做L-茶氨酸的氨基酸。The nonessential amino acids were markedly reduced. 非必須氨基酸明顯減少。Uracil -- a pyrimidine found in RNA that base-pares with adenine. 尿嘧啶--核糖核酸中的一種嘧啶,與腺嘌呤形成堿基對。 返回 amino-uracil