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参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】下列有关MYC基因家族的描述正确的是（）
A.
表达的产物是跨膜的生长因子受体
B.
酪氨酸蛋白激酶活性
C.
表达的蛋白定位于细胞质中，将接收到的信号传递至核内
D.
编码细胞核内DNA结合蛋白
E.
具有GTP酶活性
【单选题】Passage Two In 1997, devotees of home electronics eagerly awaited the DVD player, a new device that could play movies without videotape, and with greater clarity. It caught on even faste...
A.
die economic realities of its practicality
B.
robust economic growth
C.
economic problems of hi-tech companies
D.
ignorance of the technology