【判断题】Protein kinase A itself is different in different cell types, which explains why the effects of cyclic AMP vary depending on the target cell. ( )
【判断题】当事人及其法定代理人要求公安机关负责人、办案人民警察回避的,应当提出申请,并说明理由。口头提出申请的,公安机关应当记录在案。公安机关应当在收到申请之日起三日内作出决定并通知申请人。
【单选题】办理公安行政案件过程中,当事人及其法定代理人要求公安机关负责人、办案人员回避的,应当()。
【单选题】A tumor was found in which altered expression of a miRNA led to uncontrolled cellular proliferation. If the target of this miRNA was the Myc protein, how best would this miRNA be characterized?
B.
As a dominant-negative effector
D.
As a factor that upregulates its target
E.
As a regulatory factor for an enzyme important in DNA repair
【单选题】Everybody cheered when he reached the finishing line.
【单选题】Everybody cheered when the firemen arrived.
【简答题】公安机关办理行政案件过程中,当事人及其法定代理人口头要求公安机关负责人、办案人民警察回避的,公安机关应当( )。
【判断题】当事人及其法定代理人要求公安机关负责人、办案人员回避的,应当提出申请,并说明理由。