Interaction & Interdependence C.7 Defence Against Disease (id: 037cce21f)

本题目来源于试卷: Interaction & Interdependence C.7 Defence Against Disease，类别为 IB生物学

[单选题]
The diagram shows a tw6+g v2c s+tup 2ryb.revr(;gadod4 u.y- *h: )k.y/pyk*xyp be (rtbf d blood cell with the A antigen.



Which statement explains why a blood transfusion with blood group A cannot be given to someone with blood group O?

A. A antigens bind to O blood cells
B. A antigen stimulates the production of anti-A antibodies in blood group O
C. $O$ antibodies bind to A antigen
D. Blood group O does not produce the correct antibodies for blood group A


参考答案:  B


本题详细解析:

Explanation​:

Choice B is correct because individuals with blood group O produce anti-A antibodies in response to a transfusion with blood group A. Choice A is incorrect because the A antigen stimulates the production of anti-A antibodies in people with blood group O. Choice C is incorrect because it is anti-A antibodies that bind to the A antigen. Choice D is incorrect because blood group O does produce the correct antibodies for blood group A.

微信扫一扫，分享更方便