可使蛋白质二硫键发生断裂的试剂是(

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='25864' and id < 2171334 and id<>'2171334' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25864' and id > 2171334 and id<>'2171334' order by id asc limit 5