引起人体产生抗体的物质叫                           

引起人体产生抗体的物质叫                                            

A.抗原     B.  异物       C.病原体         D. 药物

答案

A

相关题目

 (浙江省金华一中2008年5月高考模拟D篇) First it was jogging. Then
 (浙江省金华一中2008年5月高考模拟D篇) First it was jogging. Then aerobics(有氧运动). Not too long ago, Americans discovered race walking. Now Americans are into a new fitness
据报道因车辆超载损坏公路,每年给我国造成的经济损失高
据报道因车辆超载损坏公路,每年给我国造成的经济损失高达300亿。国家规定,载重车辆的轮胎,对地面的压强应控制在7×105Pa以内。有一辆重2×104N的6
—_______your father’s telephone number? —It is 589-424. A. What     
—_______your father’s telephone number? —It is 589-424. A. What                B. Where              C. What is                D. Where is    
磁悬浮列车的速度可达500km/h以上,且噪声低、动力消耗少、
磁悬浮列车的速度可达500km/h以上,且噪声低、动力消耗少、稳定性高.磁悬浮列车是在车厢和铁轨上分别安放磁体,并使它们的磁极相互      (填“排
右图中表示了两种东北的区域划分,回答下列问题; (1)
右图中表示了两种东北的区域划分,回答下列问题; (1)确定A方案的基本依据是           相似性,以                   为界: (2)
Mike was born       a hot summer evening. A. at          B. on 
Mike was born       a hot summer evening. A. at          B. on           C. in           D. of
Facing the________situation,the sales manager looked________. A.puzzling;p
Facing the________situation,the sales manager looked________. A.puzzling;puzzled            B.puzzling;puzzling C.puzzled;puzzling            D.puzzled;puzzled
Your room is so beautiful !——________________.A.OKB.Thank you,.C.Don
Your room is so beautiful !——________________.A.OKB.Thank you,.C.Don’t say that.D.No,no.

最新题目