抗原性物质进入机体后激发免疫细胞活化、分化和效应的过程称为()。
A、免疫分化
B、免疫调节
C、免疫诱导
D、免疫应答
参考答案:D
Would you please drive faster?My flight is______.[ ]
A. taking off
B. getting off
C. turning off
D. putting off
A.5Hz,10A
B.50Hz,10A
C.50Hz,10 A
D.5Hz,10 A