以下关于生物技术的说法不正确的是

题干

以下关于生物技术的说法不正确的是（）

A：需借助胚胎移植技术才能获得克隆牛

B：单倍体育种过程涉及脱分化和再分化

C：用自身干细胞培育的器官，移植后一般不会产生免疫排斥反应

D：果酒与果醋的制作过程需要保持缺氧状态

上一题下一题 0.0难度选择题更新时间:2017-08-01 10:28:51

D

Hello, my name is Betty and I'm in Class Six. I'm twelve years old. I'm American. I'm from New York. Mike is in my class and he is my good friend.

Hi, I'm Mike. I'm from London. I'm in Class Six, too. Wang Tao is my friend. He is in my class.

Hi, my name is Wang Tao. I'm Chinese. I'm from Hangzhou. I'm in Class Six with Betty and Mike. They are my good friends.