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Подростки распылили перцовый баллончик на пассажиров электрички под Петербургом20:54
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In 1977, Sanger developed a much simpler sequencing method, called “chain termination,” which is today known simply as Sanger sequencing. This technique took advantage of a different type of special nucleotide called a dideoxyribonucleotide, or ddNTP. ddNTPs lack one of the hydroxyl groups present on a normal dNTP, preventing the chemical reaction necessary to add another nucleotide and terminating DNA elongation.。雷电模拟器官方版本下载对此有专业解读
The BMA said the meeting on Tuesday was "informative" and the two sides had reached a "greater mutual understanding" than previously.