几年前,几张已经制成的人类基因组图谱还只是在小面积上的低分辨率图。生物医学研究者 如果希望定位和克隆一个致病基因,总的说来就不得不对目的区域制图,而这是一个费时费 力的过程。这种情况在近几年发生了巨大的变化。现在已经有了高质量的人类基因组基因图 谱,它以单一序列重复多态性( Murray et al..1994: Dib et al.,1996)为基础,提供分 辨率达1-5b的图谱信息

Questions: on the text 1:Whydoestheauthor.comparea language with a living, organism? 2.Which: language family does English belong to? 3. What: is., it\:: causes: :. the languages. within a: single language family. to become different from one another? Does this, happen to one particular. language:: in.different periods of time. too

Pre-reading Questions 1. What does the\Green revolution refer to? 2. Why did various writers predict that there would be widespread famine? 3. Name some countries with serious food shortages 4. What is \miracle rice?

Text i Christmas What do you know about ChristmaS? .3 Christmas Christmas tree Christmas card Christmas books · NicholaS saint

1. What causes today's reduced use of traditional fans? 2. Why does the author consider having no time to sit and fan oneself a big loss? 3. Where can one find elegant fans in New York City?

abUs公共汽车站旁的候车棚 a bomb~防空洞 A·seek- for the night找个过夜的地方 In the storm we took (found)- under a tree The basic necessities of life are food Clothing and

Pre-reading Questions 1. What does the \Green Revolution\ refer to? 2. Why did various writers predict that there would be widespread famine? 3. Name some countries with serious food shortages. 4. What is \miracle rice\?

Pre-reading Questions 1. Name several pollutants 2. Who causes pollution? 3. Why is pollution one of the most serious problems that man faces these days? 4. Why is the pollution problem complicated? 7. 5. How can pollution be gradually reduced? 6. When did man begin to pollute his

10-1题10-1图所示电路在开关S断开前处于稳定状态,试画出S断开后的复频域电路模型。 02题10-2图所示电路在t<0时处于稳定状态,t=0时闭合开关S。试画出S闭合后的复频域电 路模型

1.1电路和电路模型 1.2电流电压及其参考方向 1.3电功率和电能 1.4电阻元件和欧姆定律 1.5电压源和电流源 1.6基尔霍夫定律