脂褐素形成累及的细胞器是()
A.粗面内质网
B.滑面内质网
C.线粒体
D.高尔基体
E.溶酶体
参考答案:E
Many students didn't realize the importance of study ____ they left school. [ ]
A. when
B. until
C. as
D. after
具有抗心律失常、抗高血压及抗心绞痛作用的药物是
A.奎尼丁
B.普萘洛尔
C.可乐定
D.硝酸甘油
E.氢氯噻嗪