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 “the secret of life”, our discovery and understanding of DNA has come a long way. This year...DNA research shapes our past, present and future. TUCHONG  The discovery of DNA changed ……

that contains our genes (基因). But the truth is that genes only make up 1 to 2 percent of our DNA, which led... DNA, as it is called, turned out to be playing an important part in our body. If genes are like light ……

thestructure(结构) of DNA.DNA,deoxyribonucleic acid(脱氧核糖核酸), is in everycell(细胞) of our bodies. It contains the information needed to construct and operate humans.DNA is one long fibre — like a hair, but thinner ……

showing up in our bloodline (血统). I was shocked by the science of it all.”DNA has a power to engage... about the structure of DNA, 20 students at US Coretta Scott King Young Women’s Leadership Academy ……

that makes the stuff we're made of" mean?A. DNA is exactly the material that makes up our body.B. DNA.... DNA has nothing to do with our life.3. According to the passage, _________ was crucial ……

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

Scientists have long believed that only 1 percent of our *genome actually provides the code for the building blocks of life. The exact role of the rest of our DNA–the so-called junk DNA–has been ……

Elementary, a primary school (小学) in USA. It’s about 14m long. The kids wearaprons (围裙), gloves... machines (机器). Fourth-grader Shaylon Williams is looking at his DNA sample (样本). He says ……

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 ……

)) get shorter, and are not as good at protecting our DNA. But during Scott’s stay in space, his..., and after the flight. They were helping with a NASA project studying how long-term space travel affects ……

句分析But the truth is that genes only make up one to two percent of our DNA, which led scientists...的是一个非限制性定语从句，which指代上文的整句话。句意为：但事实是基因只占我们DNA的百分之一到百分之二，这让科学家们觉得其余的DNA是无用的。考点看台It has long been ……

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 ……

Iceland's DNA checked冰岛发布人类基因组数据。IT is not unusual for scientists to study the DNA of an individual. But when researchers studied the DNA of 10,000 people in Iceland, it was the first time ……

, Canada and Antarctica. After studying the samples, they found the DNA of the bacteria is complete. Some of the bacteria are also still alive.The secret to the long life of the bacteria and DNA ……