半不连续复制() ["移码突变","双链环状DNA,一股开环,另一股不开环的复制","一股单链不间断,另一股单链成片段的复制","用RNA作模板的DNA复制","需特异的核酸内切酶和polⅠ参与"]
药用部分是动物的病理产物的药材有() ["石决明","鹿茸","珍珠","牛黄","僵蚕"]
混凝土用水应优先选用() ["地表水","饮用水","地下水","海水"]
翻译:孟尝君使人给其食用,无使乏。于是冯谖不复歌。(战国策・齐策・冯谖客孟尝君)
药材在贮藏时,易出现“走油”现象是() ["柏子仁","海金沙","明矾","枸杞子","麦冬"]
生肌敛疮