题目内容

细菌的代时一般为

A. 3~5min
B. 20~30min
C. 40~60min
D. 18~24h
E. 48~72h

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病毒在宿主细胞内的复制过程,正确的是

A. 吸附、接合、穿入、生物合成、成熟及释放
B. 吸附、脱壳、生物合成、成熟及释放
C. 吸附、穿入、脱壳、生物合成、装配、成熟及释放
D. 特异性结合、脱壳、复制、组装、成熟及释放
E. 接合、复制、生物合成、组装及释放

The Beijing government has finally decided to cut subway __ by about 30 percent to boost public transport.

A. fees
B. fares
C. payments
D. costs

参加应激反应的关键器官是

A. 心
B. 肺
C. 肾上腺
D. 前列腺
E. 甲状腺

The government decided to take a ()action to strengthen the market management.

A. diverse
B. durable
C. epidemic
D. drastic

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