皮皮学,免费搜题
登录
logo - 刷刷题
搜题
【单选题】
制备培养基时加入蛋白胨是为了给细菌生长繁殖提供
A.
O2
B.
CO2
C.
H20
D.
氮源
E.
辅酶
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
微信内点击右上角“…”即可分享
反馈
参考答案:
举一反三
【简答题】Would you completely trust your friends if you couldn’t see anything? If you are falling, do you believe they will catch you and help you stand up? Our teacher helped us to find the answer. Our teache...
【简答题】B In China, if you are not married by the time you are 30, you are in for trouble: social blame and pressure from family and friends can get you down. And if you are a woman it’s even worse. Many youn...
【判断题】PDF格式是动画格式。()
A.
正确
B.
错误
【简答题】从Ⅱ栏中选出合适的句子填在Ⅰ栏中。 Ⅰ (     ) 1. If you are pleasant, (     ) 2. If you are honest, (     ) 3. If you are a believable person, (     ) 4. If you have self-control, (     ) 5. If you have a strong will, ...
【判断题】养禽场内净道和污道可以交叉或重叠。
A.
正确
B.
错误
【判断题】超声波入射到C1>C2的凸曲面时,其透过波集聚.( )A. 对;错
A.
正确
B.
错误
【简答题】阅读理解。 If you are a male and you are reading this, congratulations: you are a survivor. According to statistics, you are more than twice as likely to die of skin cancer than a woman, and nine times mor...
【简答题】Match Column I with Column II. Ⅰ Ⅱ 小题1: If you are pleasant, 小题2: If you are honest, 小题3:If you are a believable person, 小题4:If you have self-control, 小题5: If you have a strong will, A.it is possibl...
【简答题】IV阅读理解 32% If you are a 30-plus plain Jane, or if you are not a local fresh graduate, get ready for the embarrassment(尴尬) in the job market. And you are just one of the millions to face discrimination...
【判断题】超声波入射到C1>C2的凸曲面时,其透过波集聚。
A.
正确
B.
错误
相关题目:
参考解析:
知识点:
题目纠错 0
发布
创建自己的小题库 - 刷刷题