before it's finally stabilized. (Even the name is uncertain: today we use
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Volodymyr Zelenskyy has said that trilateral talks with Washington and Moscow about ending Ukraine’s war in Russia would resume, once the situation in Iran and the Middle East permitted. The Ukrainian president also said that he spoke to the king of Bahrain and the crown prince of Kuwait about the conflict in the Middle East on Wednesday.
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.