每分钟释放到组织的氧的总量大约为()
A.100ml
B.240ml
C.350ml
D.400ml
E.500ml
参考答案:B
综合了SDS-PAGE的高分辨力和ELISA法的高特异性和敏感性的是()
A.斑点-ELISA
B.Westernblot
C.Southernblot
D.斑点免疫渗滤试验
E.均相酶免疫测定
The paintings are on show in the history museum.
A.on time
B.on watch
C.on duty
D.on display