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%

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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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

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

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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1. How does a DNA molecule replicate withhigh fidelity? 2. How are DNA lesions(damages) repairedto maintain the integrity of geneticinformation? 3. How do dna molecules recombine(rearrange)?High accuracy, multitude of participants

一、DNA的复制 二、DNA的损伤修复 三、DNA的突变