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List some of body external and internal defenses

2 Answers

1 vote
Body external defenses are :
skin
tears
sweat
Body Internal defenses are:
stomach acid
white blood cells
answered
User Ceyda
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2 votes
External would be skin, nose hair, etc. Internal is white blood cells and bacteria that the body makes to help prevent infections.
Hope this helps!
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User ChanChow
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