up the world;DNA shows our history。2．引入多种课堂教学活动具体教学过程中，教师可利用多媒体将报刊内容制作成课件，展示与文章相关的一些细节或综合性问题等，然后 ……

understand our own history. Through studying changes in DNA, some scientists have found that we left... is now very important. Our DNA is completely unique. If your DNA is found at the scene of a crime, we ……

DNA测试让中学生了解自己的祖先。What is DNA? It is in every cell (细胞) of our bodies. It carries important information about our genetic history (遗传史). DNA tests can help us understand ourselves. Twenty seventh ……

the same DNA.b. It is in every cell of our bodies.c. It carries information about our genetic history.d. DNA testing can’t tell us where our families come from.A. ab B. bd C. ac D. bc2. The program ……

课堂气氛。这些活动都能极大地丰富课堂教学的内容。教师每周可选二至三篇文章为必读篇。其他文章由学生自选。例如，173期的必读文章为：“A Wonderful Mind；Light up the world；DNA shows our history”。选择文章时，教师首先要通读全报，从中选出既符合学生的阅读兴趣，又有时代感，有教育意义的文章。学生自选篇可多可少。上课时，学生除主讲必读文章外，还可 ……

understand our own history. Through studying changes in DNA, some scientists have found that we left... is now very important. Our DNA is completely unique. If your DNA is found at the scene of a crime, we ……

?What is DNA?DNA is in every cell (细胞) of our bodies except for our red blood cells. It stores... should learn more about our family history.C. People’s personalities can be  ……

你的DNA全部展开有太阳系的两倍长你的DNA全部展开有太阳系的两倍长Do you know how long your DNA is? Our DNA stays in our cells (细胞... system!Do you know how long your DNA is? Our DNA stays in our cells (细胞), which are so small that we ……

to pick up DNA identities from pieces of plastic and even build up a complete history of the people..., if a revolutionary DNA technique developed by an Australian researcher goes into use.Dr Ian Findlay ……

DNA research shapes our past, present and future. TUCHONG  The discovery of DNA changed our livesThe discovery of DNA changed our lives生命的“螺旋”：纪念DNA结构发现70周年生命的“螺旋”：纪念DNA结构发现70周年词数 370 测试见IV ……

VCG  生命的“螺旋”——DNA结构发现70周年生命的“螺旋”——DNA结构发现70周年DNA research has led to world-changing advances and will continue to shape our future  PAGE ……

philosophical step in the history of our species. We are going from reading our genetic code to the ability... American DNA researcher, and his team constructed an artificial chromosome of 381 genes. They removed one ……

to develop strategies to imitate the body’s DNA repair function (功能) so that when our built... they are constantly in danger of going wrong. But our bodies handle most problems themselves without us even ……

你认为你是谁？DNA能告诉你。词数 270 建议阅读时间 5分钟 测试见7版DO you know why people look the way they look? What is it inside our bodies that makes us grow a certain way? The answer is DNA.DNA stands for Deoxyribonucleic ……

fanned out across the planet, acquiring racial differences along the way, are written into our DNA... be conquered at last.Discover, 2004.12Where we all startedNEW research shows that Central Asia played a key ……