The leader's role during the _____ stage of team development is to encourage participation by each team member and help people findtheir common vision and values.
A. forming
B. norming
C. storming
D. performing
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During the _____ stage of team development, task performance is no longer a top priority and leaders frequently focus on team members'social and emotional needs.
A. adjourning
B. forming
C. performing
D. storming
干扰素抗病毒的作用机制是：
A. 诱发细胞产生抗病毒蛋白
B. 阻碍病毒吸附于敏感细胞
C. 与病毒结合，阻止其脱壳
D. 直接抑制病毒的生物合成
E. 直接抑制病毒的释放
下列不通过垂直传播的病毒是
A. 脊髓灰质炎病毒
B. 人类免疫缺陷病毒
C. 乙型肝炎病毒
D. 巨细胞病毒
E. 风疹病毒
内基小体可用于辅助诊断的疾病是：
A. 腺病毒感染
B. 狂犬病
C. 乙型脑炎
D. 单纯疱疹
E. 麻疹
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