[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$ftP66p4GO5o8h5y9JzavneesA9q_a8Bf3AHOb3fxtXvM":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":13,"question":17,"related":18,"source":29,"type":30},[],"2026-05-26 16:34:31",388077868,[8,9,10,11,12],"扩散作用","电泳作用","滤纸的毛细管吸液作用","压力作用","渗透作用",{"courseId":14,"courseImg":15,"courseName":16},"05c744657f24c860635c4c1df6f07ebe","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F1d37c302b19cd91c28435453ec8fd931.png","生物化学检验","Southern印迹法中,使凝胶上的单链DNA片段原位地被吸印到硝酸纤维素薄膜上主要靠",[19,31,41,51,61,71,81,84,94,104],{"answer":20,"createTime":5,"id":21,"options":22,"question":28,"source":29,"type":30},[],388077862,[23,24,25,26,27],"白蛋白、β-球蛋白、α1-球蛋白、α2-球蛋白、γ-球蛋白","白蛋白、α1-球蛋白、α2-球蛋白、β-球蛋白、γ-球蛋白","白蛋白、α1-球蛋白、α2-球蛋白、γ-球蛋白、β-球蛋白","α1-球蛋白、α2-球蛋白、β-球蛋白、γ-球蛋白、白蛋白","白蛋白、β-球蛋白、α1-球蛋白、γ-球蛋白、α2-球蛋白","琼脂糖凝胶电泳用pH8.6的巴比妥缓冲液可以把血清蛋白质分成五条区带,由正极向负极数起它们的顺序是","v1",0,{"answer":32,"createTime":5,"id":33,"options":34,"question":40,"source":29,"type":30},[],388077863,[35,36,37,38,39],"醋酸纤维素薄膜、纤维素、淀粉","纤维素、淀粉、琼脂糖","硅胶、琼脂糖、聚丙烯酰胺凝胶","淀粉、琼脂糖、聚丙烯酰胺凝胶","醋酸纤维素薄膜、硅胶、纤维素","在区带电泳中,能产生电荷效应和分子筛效应的固体支持介质有",{"answer":42,"createTime":5,"id":43,"options":44,"question":50,"source":29,"type":30},[],388077864,[45,46,47,48,49],"对蛋白有吸附作用弱","几乎无拖尾现象","基本不与染料吸附","区带分辨率不如滤纸电泳","具有电渗作用弱","关于醋纤膜电泳的说法错误的是",{"answer":52,"createTime":5,"id":53,"options":54,"question":60,"source":29,"type":30},[],388077865,[55,56,57,58,59],"平行操作空白","样品空白","试剂空白","溶剂空白","不做处理","如果样品基体对测定单色光有干扰吸收,为抵消这一影响应采用",{"answer":62,"createTime":5,"id":63,"options":64,"question":70,"source":29,"type":30},[],388077866,[65,66,67,68,69],"物质分子内电子由基态跃迁到激发态","物质分子内电子由激发态回到基态","基态原子中电子由基态跃迁到激发态","原子中电子由激发态回到基态","原子中电子由较高激发态回到较低激发态","火焰发射光谱的产生是由于",{"answer":72,"createTime":5,"id":73,"options":74,"question":80,"source":29,"type":30},[],388077867,[75,76,77,78,79],"分子量不同的物质","扩散能力不同的物质","分子量相同而等电点不同的物质","吸附力不同的物质","吸附力相同的物质","等电聚焦电泳特别适合分离",{"answer":82,"createTime":5,"id":6,"options":83,"question":17,"source":29,"type":30},[],[8,9,10,11,12],{"answer":85,"createTime":5,"id":86,"options":87,"question":93,"source":29,"type":30},[],388077869,[88,89,90,91,92],"变性","退火","复性","聚合作用","杂交","互补的两条DNA单链结合成DNA双链称为",{"answer":95,"createTime":5,"id":96,"options":97,"question":103,"source":29,"type":30},[],388077870,[98,99,100,101,102],"单色光,非均匀,散射,低浓度溶液","白光,均匀,非散射,低浓度溶液","单色光,均匀,非散射,低浓度溶液","单色光,均匀,非散射,高浓度溶液","白光,均匀,非散射,高浓度溶液","Lamber-Beer定律只适用于",{"answer":105,"createTime":5,"id":106,"options":107,"question":113,"source":29,"type":30},[],388077871,[108,109,110,111,112],"原子化效率高","光源发出的特征辐射只能被特定的基态原子所吸收","检测器灵敏度高","原子蒸气中基态原子数不受温度影响","光源的能量高","原子吸收法分析法选择性好是因为"]