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jenyasd209 [6]
3 years ago
8

What are the body’s 2 defense systems for foreign materials

Biology
1 answer:
Alexxandr [17]3 years ago
8 0

Answer:

immune system

Explanation:

The adaptive immune system reacts specifically to pathogens (germs). It is able to recognize attacking pathogens and fights against certain antigens or foreign substances. The next time a known antigen is encountered, the adaptive immune system can respond faster.

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