单选题:图3代表肌细胞与环境的物质交换关系。X、Y、Z表示三种细胞外液,叙述错误的是(  )。

  • 题目分类:初中生物
  • 题目类型:单选题
  • 查看权限:VIP
题目内容:
图3代表肌细胞与环境的物质交换关系。X、Y、Z表示三种细胞外液,叙述错误的是(  )。
A.若饮食过成,则Y中渗透压会升高
B.X中的物质可通过Z进入Y
C.肌细胞的代谢产物可能导致X的pH降低
D.X、Y、Z理化性质的稳定处于始终不变状态

参考答案:
答案解析:

有丝分裂过程中,DNA的合成主要发生在(  )。

有丝分裂过程中,DNA的合成主要发生在(  )。 A.G1期 B.G2期 C.S期 D.M期

查看答案

Which of the following has the proper word stress?

Which of the following has the proper word stress?A.magniFicent B.magNificent C

查看答案

Why did the numbers of married women employers increase in

Why did the numbers of married women employers increase in the 20th century?A.T

查看答案

请阅读短文,完成第题。 I am one of the many city people who are always

请阅读短文,完成第题。 I am one of the many city people who are always saying that given

查看答案

Which of the following does not belong to the post-listenin

Which of the following does not belong to the post-listening activities?A.Multi

查看答案