皮皮学，免费搜题
登录
搜题
【单选题】
下列关于自身免疫和自身免疫病的叙述，错误的是A.
自身免疫是指机体免疫系统针对自身抗原产生自身抗体和致敏淋巴细胞而引起的免疫应答现象
B.
自身免疫和自身免疫病是两个不同概念
C.
机体对自身抗原产生免疫应答都会产生不利作用
D.
正常人体内存在多种微量自身抗体
E.
生理状态下的自身抗体对机体起着免疫自稳作用
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
【单选题】—We can see the sign in the public places. What does it mean? —It means________.
A.
NO PHOTOS
B.
NO FISHING
C.
NO PARKING
D.
NO SMOKING
【单选题】Fishing adds only about one percent to the global economy, but on a regional basis it can contribute extremely to human survival. Marine fisheries contribute more to the world's supply of protein than...
A.
beef
B.
fish
C.
pork
D.
chicken
【简答题】除了增四度和减五度以外,一切增减音程和倍增、倍减音程都叫作( )
【单选题】The word 'demographic' in the first paragraph means ______.
A.
statistics of human
B.
surroundings study
C.
accumulation of human
D.
development of human
【多选题】Advantages of Demographic Segmentation include:
A.
It is uncomplicated and easy to use, as government census is readily available in most countries.
B.
When an organization looks at the demographic segmentation, it focuses on the people who are most likely to buy a product. This helps in identifying the target market.
C.
Demographic segmentation helps the organizations in developing market outreach.
【简答题】改错。 ( ) 1. Beibei is going to Japan for two weeks. _________ A B C D ( ) 2. Why don't you going fishing this Sunday? ...
【简答题】35345345 1 阿斯蒂芬函数法哈是否 2 阿斯蒂芬函数法哈是否 3
相关题目：
参考解析：
知识点：
题目纠错 0
发布
