单词：Brevibacterium ammoniagenes
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We are living on a planet with a lot of activities, with reference to our living environment,done by faith and guess alone. 我们对于这个地球上所发生的许多现象,都只是通过信念或猜测来认知。 Our lives depend upon these cre
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This is Scientific American's 60-Second Science. I'm Karen Hopkin. This'll just take a minute. If you want to shell a walnut, it helps to have a nutcracker. And if you want to digest seaweed, it helps to have the right enzymes. Now, a study in the jo
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Salmonella Turned Into Cancer Killing Super Bug 沙门氏菌已转化为杀死癌细胞的超级战士 From VOA Learning English, this is the Health and Lifestyle Report. Not many people consider a bacterium that makes millions of people sick a frien
2015年VOA慢速英语(五)月
By Jessica Berman Washington 24 December 2006 A new study by the World Health Organization has found drug-resistant tuberculosis in virtually all of the 79 countries the organization surveyed around the world, with particularly high levels in countr
2006年VOA标准英语（十二月）
US scientists have stripped life back to its bare essentials creating a synthetic microbe with the absolute minimum genetic information needed to grow and reproduce. 美国科学家将生命的多余部分剔除，只留下最基本的要素，由此创
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It's perhaps the most controversial pick in the history of a respected award. Three pioneers in the science of genetically modified crops are receiving this year's prestigious World Food Prize, Thursday, Oct. 17 in Iowa. According to the prize citati
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