筛选肠杆菌科的细菌，首选培养基是（）
A.普通肉汤
B.鲜血琼脂
C.麦康凯培养基
D.疱肉培养基
E.普通琼脂培养基
参考答案：C
Software document is an important part of software and a basis of software development phase. It also influnces software's (72) .
A．Expansibility
B．Reusability
C．Portability
D．Maintenance
大多数药物吸收的机制是（）
A.主动转运吸收
B.水溶扩散吸收
C.易化扩散吸收
D.简单扩散吸收
E.膜动转运吸收
