下列关于细胞结构和功能的叙述,错误的是 A.性激素主要是由内质网上的核糖体合成 B.囊泡可以由内质网向高尔基体转运 C.膜蛋白的形成与核糖体、内质网、高尔基体有关 D.内质网既参与物质合成,也参与物质运输 答案:AA black woman _ __ for refusing to stand up for a white man on a bus, which led to a demonstration(示威运动). A. got to arrest B. was to arrest C. had arrested D. got arrested