[名词解释]Immunological ignorance

[简答题]Immunological homeostasis

[简答题]Immunological surveillance

[简答题]Immunological defence

[单项选择]The antigen-antibody immunological reaction used to be regarded as typical of immunological responses. Antibodies are proteins synthesized by specialized cells called plasma cells, which are funned by lymphocytes (cells from the lymph system when an antigen, a substance foreign to the organism’s body, comes in contact with lymphocytes. Two important manifestations of antigen- antibody immunity are lysis, the rapid physical rupture of antigenic cells and the liberation of their contents into the surrounding medium, and phagocytosis, a process in which antigenic particles are engulfed by and very often digested by macrophages and polymorphs. The process of lysis is executed by a complex and unstable blood constituent known as complement, which will not work unless it is activated by a specific antibody; the process of pbagocytosis is greatly facilitated when the particles to be engulfed are coated by a specific antibody directed against them.
The reluctance to abandon this hypothesi
A. proteins existed in specific group types
B. proteins could have been shown to direct the synthesis of other proteins
C. antigens were always destroyed by proteins
D. antibodies were composed only of protein

[单项选择]His ignorance of the company’s financial situation resulted in his failure to take effective measures.（）
A. 他对公司的财务状况毫不理会，自以为措施有效，以致失当。
B. 他对公司的财务状况一无所知，结果未能采取有效措施。
C. 他采取的措施无效，使得公司的经营状况更加恶化。
D. 他不了解公司的金融状况，结果采取的措施失败了。

[简答题]Yesterday’’s skepticism was based on ignorance of the law of economic growth，and today’’s assurance ________________ (反映了人们对经济本质的误解).

[填空题]Yesterday’s skepticism was based on ignorance of the law of economic growth，and today’s assurance____________________ (反映了人们对经济本质的误解)．

[填空题]He could not plead ignorance as his excuse for ______ (他应该知道部门里发生了什么).

[单项选择]

His ignorance was as remarkable as his knowledge. Of contemporary literature, philosophy and politics he appeared to know next to nothing. Upon my quoting Thomas Carlyle, he inquired in the naivest way who he might be and what he had done. My surprise reached a climax, however, when I found incidentally that he was ignorant of the Copernican Theory and of the composition of the Solar system.
"You appear to be astonished," Holmes said, smiling at my expression. "Now that I do know it I shall do my best to forget it. You see, I consider that a man’s brain originally is like a little empty attic, and you have to stock it with such furniture as you choose: A fool takes in all the lumber of every sort that he comes across, so that the knowledge which might be useful to him gets crowded out, or at best jumbled up with a lot of other things, so that he has difficulty in laying his hand upon it. It is a mistak
A. Learning what every body learned.
B. Learning what was useful to you.
C. Learning whatever you came across.
D. Learning what was different to you.