The passage mainly discusses . When stem cells specialize, they .

admin2009-06-24 62

问题 The passage mainly discusses ______.
When stem cells specialize, they ______.

选项 A、grow into body parts
B、are destroyed
C、are set back to a pristine state
D、turn nose into kidney

答案A

解析

转载请注明原文地址:https://kaotiyun.com/show/ZqTd777K

公共英语五级笔试

相关试题推荐

随机试题

最新回复(0)