12. 心脏少见癌发生，移植到小鼠心脏的肺癌细胞增殖也受到抑制，原因是心脏搏动形成的力学负荷会通
过心肌细胞和肺癌细胞的核膜蛋白N2传递至核内，引起组蛋白去甲基化酶基因表达上调，染色质去螺旋，
最终抑制细胞增殖。下列叙述错误的是
基因表达调控 · 历年高考生物真题与解析
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