如图是人体对HIV的免疫过程以及HIV在宿主细胞中的增殖过程,据图回答:图中HIV主

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问题:

如图是人体对HIV的免疫过程以及HIV在宿主细胞中的增殖过程,据图回答:

图中HIV主要侵染的A细胞是()该细胞是由骨髓中的部分()细胞进入()发育而成的。

考点:高中生物免疫调节免疫调节题库
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Directions: There are 10 blanks in the following passage. For each numbered blank, there are 4 choices marked A, B, C and D. Choose the best one and mark your answer on the ANSWER SHEET with a single line through the center.

Older female managers are (51) that working under the (52) of younger female managers can be particularly (53) . While older women generally have long accepted the (54) of working for younger men, some are having difficulty in coming to grips with the idea that younger women are occupying more and more (55) positions. Today, nearly 1.5 million women under the age of thirty-five hold managerial jobs, up from 322,000 in the early 1970s. On one hand, this (56) signals improvement in the status of career-minded women. On the other hand, it can stifle progression and lead to dissatisfaction. Older women tend to be deferential (恭敬的,恭顺的) with coworkers and maternal with supervisors. Such (57) can infuriate young female executives and can (58) stressful working conditions. Conflict often arises because older workers frequently feel that they wow how things ought to be (59) . Their advice is sought in some cases, but most of the time they are perceived as a (60) of the "problem" by younger, career-oriented female managers.

A.behave

B.behavior

C.behalf

D.belief

题型:填空题 案例分析题

人工自动免疫的特点是

A.输入物质是抗体 

B.免疫力出现快 

C.免疫力维持时间长 

D.多用于治疗 

E.多用于紧急预防

题型:填空题 案例分析题

维生素A的鉴别可以采用

A.非水溶液滴定法
B.碘滴定液(0.1mol/L)
C.薄层色谱法
D.碘试液
E.碘蒸气

题型:填空题 案例分析题

本体感觉的神经传导通路是怎样的

题型:填空题 案例分析题

转子是一个有()的运动系统,在这一系统中,轴承油膜的阻尼起主要作用。

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