Seudónimo Seudónimo
  • 07-01-2017
  • Biology
contestada

Which of these are examples of your first line of defense?

A. Skin
B. Mucous Membranes
C. All of these.

Respuesta :

dontask5799
dontask5799 dontask5799
  • 07-01-2017
A. hope this helps :)
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Аноним Аноним
  • 07-01-2017
First line of defense is the part of body which defenses our body at first site like the skin. 

In short, Your Answer would be Option A

Hope this helps!
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