紫外线的杀菌作用中主要被破坏的是A.蛋白质B.细胞膜C.RNAD.DNAE.细胞核 发布时间:2017-12-26 01:12 │ 来源:www.tikuol.com 题型:单项选择题 问题: 紫外线的杀菌作用中主要被破坏的是A.蛋白质B.细胞膜C.RNAD.DNAE.细胞核
题型:单项选择题 下列各句中均有一处错误,请选出并改正。( ) 1. She is my brother. A B C ( ) 2. Is you Amy? A B C ( ) 3. Nice too meet you. A B C ( ) 4. Where are you come from? A B C( ) 5. How many apple do you have? A B C 查看答案