血清蛋白电泳可分离出的蛋白不包括()
A.特殊缓冲剂
B.特殊染色方法
C.蛋白区带位置
D.不同等电点
E.不同支持介质
参考答案:B
At present, micro-blogs are traditional diaries among young people.
A.very popular
B.so popular as
C.not so popular than
D.much more popular than