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It showed that there was clearly more to inheritance than simply the coded sequence of DNA. We then realized that we were dealing with what is now known as genomic imprinting. What genomic imprinting
基因外遗传现象
[00:07.05]The World Health Organization says about 600,000-- 300 babies got H-I-V, [00:15.39]the virus that causes AIDS, from their mothers in 1998. [00:20.48]It says 90% of those babies were in African countries south of the Sahara Desert. [00:28.71
美国英语听力80篇
Im really into motor racing. Especially Formula One. It really is one of the most glamorous and exciting sports. Of course, its one of the fastest. Im amazed by the speed of the cars and how skillful the drivers are. Id love to drive a Formula One ca
听一分钟英文-F
News Report Bioinformatics Script Its a complex name for a complex subject. Bioinformatics is the key to figuring out the wealth of information in the human genome project. Researchers have nearly mapped out all of the 30,000 genes that make up human
新视野大学英语：视听说教程 4
BUENOS AIRES, March 15 (Xinhua) -- The route for the Formula One Argentine Grand Prix, to be held on 2013, 2014 and 2015 by the South American country in Mar del Plata city, at 400 kilometers south of Buenos Aires, was published in a local auto racin
英语新闻
RIO DE JANEIRO, Nov. 10 (Xinhua) -- Rio de Janeiro mayor Eduardo Paes is reportedly preparing a bold proposal to bring Formula 1 to the Brazilian city. Paes is seeking talks with Formula 1 CEO Bernie Ecclestone about the prospect of making Rio Brazil
英语新闻