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uracil

/ˈjʊə.rə.sɪl/

翻译: 尿嘧啶,一种含氮的嘧啶碱基,存在于RNA中而不存在于DNA中,在转录过程中与腺嘌呤配对。

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noun

/ˈjʊə.rə.sɪl/C1formalscientific
  • zh尿嘧啶,一种含氮的嘧啶碱基,存在于RNA中而不存在于DNA中,在转录过程中与腺嘌呤配对。

A nitrogenous base found in RNA (but not DNA), derived from pyrimidine, which pairs with adenine during transcription.

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  1. Nitrogenous base in RNAC1formalscientific

    A nitrogen-containing base found in RNA (but not DNA), derived from pyrimidine, which pairs with adenine during transcription.

    zh尿嘧啶

    • Uracil replaces thymine in RNA molecules.
    • During transcription, adenine pairs with uracil.
    • The presence of uracil distinguishes RNA from DNA.