問題詳情

61.tNitric oxide (NO) is synthesized from:
(A)tlysine
(B)tcitrulline
(C)tspermine
(D)tspermidine
(E)taiginine

參考答案

答案:E

統計:A:0,B:0,C:0,D:0,E:2

難度:計算中