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多细胞整体水平调节 所有调节机制都是在基因产物——蛋白质的作用 下进行的,也就是说与基因表达的调控有关
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一、核酸和核苷酸的分解代谢 核酸一单核苷酸、板目核苷极嘌呤 H2PO 或嘧啶)+核糖(或脱氧核糖) (一)核酸的解聚作用
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一、DNA是遗传信息的携带分子 (一)细胞内含有恒定量的DNA (二)DNA是细菌的转化因子 (三)病毒是游离的遗传因子
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Chapter13核酸的结构 一、核酸的组成 (一)核酸的元素组成 平均含磷量:DNA9.9%;RNA9.4%
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第一节 基本概念与原理 Basic Conceptions and Principle 第二节 原核基因转录调节 Regulation of Prokaryotic Gene Transcription 第三节 真核基因转录调节 Regulation of Eukaryotic Gene Transcription
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2.1 Weak Interactions in Aqueous Systems 47 and titration curves, and consider how aqueous solu 2.2 lonization of Water. Weak Acids, and tions of weak acids or bases and their salts act as buffers Weak Bases 60 against pH changes in biological systems. The water 2.3 Buffering against pH Changes in Biological
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Lehninger Principles of Biochemistry Fourth Edition David L. Nelson (U. of Wisconsin-Madison) Michael. Cox(U. of Wisconsin-Madison) 1. The Foundations of Biochemistry 1.1 Cellular Foundations 1.2 Chemical Foundations 1.3 Physical Foundations 1.4 Genetic Foundations 1.5 Evolutionary Foundations
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3.1 Amino Acids 75 acids, covalently linked in characteristic linear sequences 3.2 Peptides and Proteins 85 Because each of these amino acids has a side chain with 3.3 Working with Proteins 89 distinctive chemical properties, this group of 20 pre cursor molecules may be regarded as the alphabet in
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5.1 Reversible Binding of a Protein to a Ligan proteins interact with other molecules and how their in- Oxygen-Binding Proteins 158 orotein structure. The 5.2 Complement protein's func- and Ligands: The Immune Immunoglobulins 174 5.3 Protein Interactions Modulated by Actin, Myosin, and
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Chapter110酶的作用机制和酶的调节 一、酶的活性部位 (二)研究酶活性部位(活性中心)的方法
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