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Butoxors [25]
3 years ago
5

One of the three lines of defense against pathogens is ________?

Biology
1 answer:
stepladder [879]3 years ago
5 0

Answer:

one of the three lines of defense against pathogens is surface barriers that prevent the entry of pathogens into the body.

Explanation:if its right pls mark brainliest

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Is a dominant trait always the most common trait in a human population? (Plz explain why or why not :D)
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