According to the passage, the ability to distinguish between "self" and "nonself" enables vertebrates to ________.

Câu hỏi :

According to the passage, the ability to distinguish between "self" and "nonself" enables vertebrates to ________.

A detect and react to invasion

B get rid of antibiotics

C accept transplanted cells

D weaken their immune system

* Đáp án

A

* Hướng dẫn giải

Phương pháp giải:

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