真核生物的细胞核具有（）（）和（）。微生物中（）和（）属于真核生物，而（）和（）则属于原核生物。
参考答案：核膜、核仁；典型染色体；酵母菌；霉菌；细菌；放线菌
Fire protection regulations for towing vessels require all crew members to know how to perform each of these tasks EXCEPT（）.
A.start the mechanical ventilation system for the engine room
B.operate the fuel shut-off for the engine room
C.operate all fire extinguishing equipment aboard the vessel on board the vessel，including starting the fire pump
D.All of the above
农信银系统的入网机构分为直接参与者与间接参与者。
