Which of the followings are usually innate immune responses?
A. Inflammation
B. Phagocytosis
C. Humoral response
D. Complement response
E. Physical barriers
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Which enzymes are needed in bacterial DNA replication?
A. Primase
B. DNA polymerases
C. DNA ligase
D. Helicase
E. DNA gyrase
Which cell structure is usually present in bacterial but not eukaryotic cells?
A. Cell wall
B. Sex pili
C. Ribosome
D. Nucleus
控制工作得以展开的基础是
A. 建立控制标准
B. 分析偏差原因
C. 采取纠正措施
D. 明确问题性质
下面理论中不属于激励过程理论的是
A. 公平理论
B. 期望理论
C. 强化理论
D. 成就需要理论