【英语时差8,16】耐辐射异常球菌2(在线收听

 Would a thousand rads kill Conan the Bacterium? No. D. radiodurans shrugs it off. Two thousand rads? Ten thousand rads? Researches have found that D. radiodurans even survives a blistering assault of one point five million rads–radiation so intense it literally breaks DNA apart. Within a couple hours, D. radiodurans calmly stitches its genome back together again, no worse for wear. Indeed, a global nuclear war — heaven forbid — would end the life of most everything on the planet. But biologists speculate Conan the Bacterium would still be around afterward. Let’s hope no one ever runs that particular test.

  原文地址:http://www.tingroom.com/lesson/englishtimeover/332122.html