创建自己的小题库
搜索
【单选题】
心脏的自动节律性产生于
A.
脑
B.
脊髓
C.
心脏的神经
D.
特殊心肌
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈
收藏
举报参考答案：
举一反三
【单选题】Biological ClockWhen the sun rises on a warm and sunny day, you can see some flowers open up. When they close late in the afternoon, other flowers open.Biological rhythms（生物节律）, like the opening and c...
A.
But where can you find it?
B.
This makes them feel tired.
C.
In the summer they fly back to have babies.
D.
We are learning more and more about them.
E.
Biological clocks can be adjusted.
F.
Other rhythms are based on months, seasons or years.
相关题目：
【单选题】Biological ClockWhen the sun rises on a warm and sunny day, you can see some flowers open up. When they close late in the afternoon, other flowers open.Biological rhythms（生物节律）, like the opening and c...
A.
But where can you find it?
B.
This makes them feel tired.
C.
In the summer they fly back to have babies.
D.
We are learning more and more about them.
E.
Biological clocks can be adjusted.
F.
Other rhythms are based on months, seasons or years.
参考解析：
AI解析
重新生成
题目纠错 0
发布
