DNA聚合酶Ⅲ催化的反应
A．以一磷酸核苷为作用物
B．合成反应的方向为5′→3′
C．以NAD+为辅酶
D．生成磷酸二酯键
参考答案：B,D
________ you didn't know the rules won't be an excuse for your failure to report.
A．That
B．Where
C．What
D．Why
摊丁入地
