所屬欄目:英漢雙解生物學(xué)
A nitrogenous base found in DNAand RNA. It is also a constituent of certaincoenzymes,e.g. NAD and FAD,and whencombined with the sugar ribose it forms thenucleoside adenosine found in AMP,ADP,and ATP. Adenine has a purine ring struc-ture. See illustration ......(本文共 329 字 ) [閱讀本文] >>