嘌呤碱基

One of the purines or pyrimidines that occurs attached to the sugar component of DNA or RNA.

碱基嘌呤或嘧啶（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

Starting from intermediates of L-ribose, we synthesized a series of L-ribosides and their derivatives with the bases of pyrimidines and purines.

同时，我们从合成L—核糖的中间体出发合成了一系列碱基为嘧啶类和嘌呤类的L—核苷及L—核苷衍生物。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。