题目内容
哪一种柱层析分离蛋白质是建立在分子质量基础上的?
2022-01-01
A.离子交换层析
B.凝胶过滤层析
C.亲和层析
D.等电聚焦
试卷相关题目
SQL Error: select id,body,options from ***_enewstiku where sourceid='30525' and id < 2464995 and id<>'2464995' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30525' and id > 2464995 and id<>'2464995' order by id asc limit 5