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The first line of defense involves which structure(s)?
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1 vote
The first line of defense involves which structure(s)?

User Halifax
by
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2 Answers

2 votes

Answer: B / Skin

Explanation:It's the ansewr

User Cristian Porta
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7.9k points
4 votes

Answer:

Skin

Step-by-step explanation:

User Volkerschulz
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8.6k points
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