10.1 Introduction 10.2 Regulation can be negative or positive 10.3 Structural gene clusters are coordinately controlled 10.4 The lac genes are controlled by a repressor 10.5 The lac operon can be induced 10.6 Repressor is controlled by a small molecule inducer

19.1 Introduction 19.2 The nucleosome is the subunit of all chromatin 19.3 DNA is coiled in arrays of nucleosomes 19.4 Nucleosomes have a common structure 19.5 DNA structure varies on the nucleosomal surface

15.1 Introduction 15.2 Insertion sequences are simple transposition modules 15.3 Composite transposons have IS modules 15.4 Transposition occurs by both replicative and nonreplicative mechanisms

Chapter 1 Introduction to the cell Learning Objectives 1.About Cell Biology 2.Look briefly at the history of cell theory, 3. Consider the basic properties of cells; 4. Compare some characteristics of two different classes of cells: prokaryotes and eukaryotes; 5. Comprehend a special life: viruses

一、蛋白质合成的分子基础 二、翻译的步骤 三、蛋白质的运输及翻译后修饰

一.配合物(coordination compounds)基本概念

一、DNA是遗传信息的携带分子 二、RNA传递和加工遗传信息 三、遗传密码的破译 四、遗传密码的基本特性

第二节基因突变与性状表现 一、显性突变和隐性突变的表现 二、大突变和微突变的表现

9.1 利用键工具建立模型 9.2 利用Replacement Text建立模型 9.3 检查结构能量 9.4 ChemDraw和Chem3D信息转换 9.5 分子轨道(HOMO及LUMO)

第一节基因突变的时期和特征 一、基因突变的时期 二、基因突变的一般特征