题目

Alfred Korzybski believes that all human beings lead a kind of double life. First, people live in an internal (内在的) world of ideas, feelings, etc. The happenings in this world are patterns of events in the human nervous system. Secondly , people live in a world outside their skins, the external(外在的)world of “reality”. The happenings in this world are patterns of events best known to science. The first world, the patterns of events inside our skins, Korzybski called the INTEN- SIONAL area. The second, the patterns of events outside our skins, he called the EXTEN- SIONAL area. Th 以下说法正确的是 A．核膜是单层膜，把核内物质与细胞质分开 B．染色质由DNA和蛋白质组成，DNA是遗传信息的载体 C．核仁与某种RNA的合成及线粒体的形成有关 D．通过核孔实现核质之间频繁的物质交换和信息交流