Perhaps it’s the biggest question science has left to answer, how did life begin? Now, molecular biologists in Cambridge university have discovered tiny molecules of RNA which they say might provide some clues. Science journalist and author Philip Ball explains what we know and whether we’ll ever find the origins of life on earth.
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В Европе выступили с предложением по УкраинеПрофессор Дизен предложил западным лидерам лично отправиться воевать на Украину，推荐阅读WPS下载最新地址获取更多信息
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