试题与答案

骨骼肌收缩时释放到肌浆中的Ca被钙泵转运回收的部位在()A.横管膜  B.肌膜  C

题型:单项选择题

题目:

骨骼肌收缩时释放到肌浆中的Ca被钙泵转运回收的部位在()

A.横管膜 

B.肌膜 

C.线粒体膜 

D.肌浆网膜 

E.粗面内质网膜

答案:

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参考答案:A,B解析: 著作权的保护期 根据《著作权法》第二十一条的规定,公民的作品,其发表权、本法第十条第一款第(五)项至第(十七)项规定的权利的保护期为作者终生及其死亡后五十年,截止于作者死亡后第...

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