Unit1 1
Text A Biology:The Science of Our Lives 1
New Words 2
Phrases 5
Abbreviations 6
Notes 6
Exercises 7
Text B Characteristics of Living Things 9
New Words 12
Phrases 14
Abbreviations 15
Exercises 15
Reading Material Primates and Their Adaptations 16
Text A参考译文 生物学：生命的科学 21
Text B参考译文 生物的特性 21
Unit2 24
Text A Mitosis 24
New Words 26
Phrases 27
Notes 27
Exercises 28
Text B Cells 31
New Words 33
Phrases 35
Exercises 36
Reading Material The Nucleus and Cytoplasm 36
Text A参考译文 有丝分裂 39
Text B参考译文 细胞 41
Unit3 43
Text A The Modern View of the Genes 43
New Words 45
Phrases 46
Notes 47
Exercises 47
Text B The Human Karyotype 50
New Words 53
Phrases 54
Exercises 54
Reading Material Polygenic Inheritance and Chromosomes 55
Text A参考译文 基因的现代观点 57
Text B参考译文 人类的染色体组型 58
Unit4 61
Text A Microevolution and Macroevolution 61
New Words 62
Phrases 64
Notes 65
Exercises 65
Text B Darwinian Evolution 68
New Words 69
Phrases 71
Exercises 71
Reading Material Darwin's Critics 72
Text A参考译文 小进化和大进化 74
Text B参考译文 达尔文进化论 75
Text A Plants and Their Structure 77
Unit5 77
New Words 79
Phrases 80
Notes 80
Exercises 81
Text B Flowers 83
New Words 86
Exercises 88
Phrases 88
Reading Material Plant Balanced Diet 89
Text A参考译文 植物与植物结构 92
Text B参考译文 花 93
Unit6 96
Text A Organization of the Animal Body 96
New Words 98
Abbreviations 100
Notes 100
Phrases 100
Exercises 101
Text B Some General Features of Animals 103
New Words 105
Phrases 106
Exercises 106
Reading Material Animal Organ Systems and Homeostasis 107
Text A参考译文 动物体组织 112
Text B参考译文 动物的一般特征 114
Unit7 116
Text A Ecosystems 116
New Words 118
Phrases 119
Abbreviations 120
Notes 120
Exercises 120
Text B Terrestrial Biomes 123
New Words 126
Phrases 127
Exercises 128
Reading Material Community and Ecosystem Dynamics 128
Text A参考译文 生态系统 131
Text B参考译文 陆地生物群落 133
Unit8 135
Text A Amino Acid Analysis 135
New Words 136
Notes 137
Phrases 137
Exercises 138
Text B Glycoprotein Biosynthesis and Function 141
New Words 143
Phrases 144
Exercises 144
Reading Material Hydrogen Bonding 145
Text A参考译文 氨基酸分析 147
Text B参考译文 糖蛋白生物合成和功能 148
Text A Immune Response 151
Unit9 151
New Words 153
Phrases 154
Abbreviations 154
Notes 155
Exercises 155
Text B Cellular Counterattack:The Second Line of Defense 158
New Words 160
Phrases 160
Exercises 161
Reading Material The Immune Response:The Third Line of Defense 162
Text A参考译文 免疫反应 164
Text B参考译文 细胞反击：第二道防线 166
Unit10 168
Text A Stem Cells 168
New Words 169
Phrases 170
Notes 170
Exercises 171
Text B Gene Therapy 174
New Words 175
Phrases 176
Exercises 176
Reading Material Should We Label Genetically Modified Foods 177
Text A参考译文 干细胞 179
Text B参考译文 基因治疗 180
练习答案Unit 1 181
Unit 2 183
Unit 3 185
Unit 4 187
Unit 5 189
Unit 6 191
Unit 7 193
Unit 8 195
Unit 9 197
Unit 10 199