急性毒性试验常用参数,不包括()
A.LD50
B.Zac
C.剂量一反应曲线
D.LD84/LD16
E.LOAEL
参考答案:E
When ___ this medicine, it is a good idea to avoid ______ alcohol.
A.taking; drinking
B.taken; drinking
C.taking; to drink
D.taken; to drink
制备脂质体常用的材料是()
A.聚乙烯吡咯烷酮
B.乙基纤维素
C.β-环糊精
D.磷脂和胆固醇
E.聚乳酸