問題詳情
5．下列实验中所用试剂错误的是
(A)在观察植物细胞有丝分化瓦解实验中，使用醋酸洋红溶液使染色体着色
(B)在提取叶绿体色素实验中，使用丙酮提取色素
(C)在DNA的粗提取与鉴定实验中，使用氯化钠溶液析出DNA
(D)在蛋白质的鉴定实验中，使用苏丹Ⅲ染液鉴定蛋白质
(A)在观察植物细胞有丝分化瓦解实验中，使用醋酸洋红溶液使染色体着色
(B)在提取叶绿体色素实验中，使用丙酮提取色素
(C)在DNA的粗提取与鉴定实验中，使用氯化钠溶液析出DNA
(D)在蛋白质的鉴定实验中，使用苏丹Ⅲ染液鉴定蛋白质
參考答案
答案：D
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)
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