Ask Question
17 February, 21:35

Describe the body's first lines of defence: (not including the immune system)

+1
Answers (1)
  1. 17 February, 21:48
    0
    physical and chemical.

    Explanation:

    The first line of defence includes

    1. Physical eg: nails

    2. chemical : that are always ready and prepared to defend the body from infection.

    These include your skin, tears, mucus, cilia, stomach acid, urine flow,

    friendly bacteria
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “Describe the body's first lines of defence: (not including the 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