Ask Question
28 May, 16:27

Why are external barriers important to our immune system?

+1
Answers (1)
  1. 28 May, 16:37
    0
    Maybe it was because external barriers can attack to our body and it can hurt us
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “Why are external barriers important to our immune system? ...” in 📗 Biology if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers