选择修读1第三讲酶的应用和DNA的粗提取与鉴定.ppt

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2017-04-07 发布于北京
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选择修读1第三讲酶的应用和DNA的粗提取与鉴定.ppt

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Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 温度探究不同温度对加酶洗衣粉洗涤效果的影响加酶洗衣粉中酶的种类探究不同种类加酶洗衣粉对污渍的洗涤效果洗涤效果(单位时间内污渍去除快慢) 洗衣粉种类(是否加酶) 探究普通洗衣粉和加酶洗衣粉对污渍的洗涤效果因变量自变量实验 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. ①NaCl溶液浓度为2 mol/L时，DNA溶解，部分蛋白质发生盐析而生成沉淀，通过过滤可除去部分蛋白质及不溶于NaCl溶液的杂质； ②当NaCl溶液稀释至0.14 mol/L时，DNA析出，过滤可除去溶于NaCl中的部分蛋白质和其他杂质溶于NaCl溶液中并稀释 DNA在不同浓度的NaCl溶液中溶解度不同，在0.14 mol/L的NaCl溶液中的溶解度最低目的方法基本原理 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 鉴定DNA 加入二苯胺，并沸水浴加热 DNA可被二苯胺染成蓝色析出DNA，除去溶于酒精的蛋白质加入冷