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Which of the following descriptions of immature DCs is wrong?
A. They are distributed in various non-lymphoid tissues and organs.
B. They expressed a variety of pattern recognition receptors.
C. They have strong ability to process antigen.
D. They express high levels of MHC II and costimulatory molecules.
E. The ability to stimulate immune response is weak.
The intracellular position of antigen degradation in endogenous antigen presentation pathway is
A. TAP
B. proteasome
C. MIIC
D. lysosome
E. endosome
台风属于________。
A. 冷低压
B. 暖低压
C. 冷高压
D. 暖高压
西北太平洋的热带气旋采用国际标准划分,其分类名称有________。Ⅰ.热带风暴;Ⅱ.热带低压;Ⅲ.气旋性风暴;Ⅳ.热带气旋;Ⅴ.台风;Ⅵ.强热带风暴。
A. Ⅰ,Ⅱ,Ⅳ~Ⅵ
B. Ⅰ~Ⅲ,Ⅵ
C. Ⅰ,Ⅱ,Ⅴ,Ⅵ
D. Ⅰ~Ⅲ,Ⅴ