“嘧啶”造句
2024年07月01日 06:05:15
另两个为胸腺
嘧啶和胞
嘧啶, 即称为
嘧啶的单环结构.
The other two, thymine and cytosine, are single ring structures called pyrimidines.
嘌呤为
嘧啶取代或
嘧啶为嘌呤所取代,叫做颠换.
The substitution of a purine for a pyrimidine, or vice versa is a transversion.
本文研究氟脲
嘧啶(5—Fluorouracil, 5—Fu)并用别嘌呤醇 ( Allopurinol,HPP ) 的抗肿瘤作用.
Combined antitumor effects of 5 - Fluorouracil and Allopurinol, ( HPP ) wese studied in this paper.