2014年高考一轮复习--细胞中的糖类和脂质.ppt

2014年高考生物一轮复习必修1第2单元;高考导航;二、考纲解读 1．了解细胞学说建立过程中每位科学家的贡献及细胞 学说的内容 2．掌握显微镜的使用方法，尤其是高倍显微镜的使用 方法 3．比较蛋白质和核酸的区别并掌握相关的计算方法 4．记住单糖、二糖、多糖及脂质的种类和作用 5．结合一些具体代谢过程理解水和无机盐的作用 6．了解DNA和RNA的染色方法及它们在细胞中的分布 7．记住相关试剂的组成及使用方法，尤其是斐林试剂 和双缩脲试剂的区别;三、高考真题 1.（2013江苏卷,1）下列关于生物体内有机物的叙述正确的是 脂质不参与生命活动的调节 B. 蛋白质是生物体主要的能源物质 C. 核酸是生物体储存遗传信息的物质 D. 糖类不参与细胞识别和免疫调节 【答案】C 【解析】有的脂质参与生命活动的调节，如性激素（属于固醇类）参与激素调节，A错误；生物体主要的能源物质是糖类，B错误； 核酸是生物体储存遗传信息的物质，DNA是主要的遗传物质， C正确； 细胞识别主要与细胞表面的糖蛋白有关，糖蛋白是由多糖和 蛋白质结合形成，D错误。;基础夯实;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.;考点突破;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 2004-201