双链DNA中一条链上某一片段核苷酸顺序为pCTGGAC，那么另一条链相应片段的核苷酸顺序为pGACCTG。
参考答案：错
城市中的所有机构、单位和个人对城市规划实施的组织和管理等行为的监督是( )。
A．行政监督 B．立法机构的监督检查C．执法机构的监督检查 D．社会监督
If an emergency pump control is used as the emergency shutdown on a tanker，it must（）.
A.stop the flow of oil at the main deck manifold
B.prevent the oil from leaving the shore facility
C.prevent the oil from siphoning through the pump
D.None of the above
