皮皮学，免费搜题
登录
搜题
【单选题】
胚囊中的卵器指( )。A.
卵细胞
B.
一个卵细胞和两个极核
C.
一个卵细胞和两个助细胞
D.
卵细胞和三个反足细胞
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【简答题】When you are curious about something, and want to know more about it, you can use the way of asking questions. Asking questio ns i s the first step to make discoveries and find interesting answers. Th...
【简答题】When you are curious about something and want to know more about it, you can use the way of asking questions. Asking questions is the first step to make discoveries and find interesting answers. The f...
相关题目：
参考解析：
知识点：
题目纠错 0
发布
