問題詳情

2 Methotrexate 分子結構所含雜環基本骨架為何？
(A)Acridine
(B)Anthracycline
(C)Pteridine
(D)Purine

參考答案

答案：C
難度：簡單0.72381
統計：A(4),B(7),C(76),D(18),E(0)

用户評論

【Bryan】評論

Pteridine is an aromatic chemical compound composed of fused pyrimidine and pyrazine rings.