%%

Gaokao Biology Practice Question

下列关于细胞核结构与功能的叙述,正确的是

  1. A.核被膜为单层膜,有利于核内环境的相对稳定
  2. B.核被膜上有核孔复合体, 可调控核内外的物质交换
  3. C.核仁是核内的圆形结构, 主要与 mRNA 的合成有关
  4. D.染色质由 RNA 和蛋白质组成, 是遗传物质的主要载体

Want to know if you got it right?

Answer this and thousands more real Gaokao previous-year questions free, get graded instantly, and climb the global ranked leaderboard.

Practice Gaokao free →

More Gaokao Biology questions