what is the one of the first lines of defense of our body against pathogens
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what is the one of the first lines of defense of our body against pathogens
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Answer:
Skin, tears and mucus
Explanation:
How do they help? No. 1 Skin. Skin is like a barrier that serves as one of the body's first lines of defense against harmful microbes. Next, are tears. Tears contain an enzyme that breaks down the cell wall of many bacteria. The next one is mucus. Very fine hairs called cilia lining your windpipe move mucus and trapped particles away from your lungs.