知识贝壳
知识贝壳
所属栏目：英汉双解细胞与分子生物学
A nitrogenous base found in DNAand RNA. It is also a constituent of certaincoenzymes,for example NAD and FAD,and when combined with the sugar ribose it forms thenucleoside adenosine,found in AMP,ADP,andATP.Adenine is a PURINE,and contains a pairof fused r ......（本文共 344 字 ） [阅读本文]>>