药物的安全性评价必须执行
A．GCP
B．GMP
C．GLP
D．GAP
E．GOP
参考答案：C
解析： GLP-药物非临床研究质量管理规范。
什么是活化代谢？活化代谢产物有哪几类？
Which characteristic of Halon is a disadvantage when it is used as a fire extinguishing medium?（）
A.Leaves a residue
B.Cost，relative to other agents
C.Breaks down while under prolonged storage
D.Conducts electricity
