Exonuclease:any of a group of enzymes that catalyze the hydrolysis of single nucleotides from the end of a DNa or RNa chain.是什么意思_Exonuclease:any of a group of enzymes that catalyze the hydrolysis of single nucleotides from the end of a DNa or RNa chain.在线翻译_英语_读音_用法_例句