Final answer:
Lysozyme, Fever, and Gastric Acid are all part of the second line of defense against pathogens.
Explanation:
Lysozyme is considered to be part of the second line of defense against pathogens. It is an enzyme found in various secretions like sweat, mucus, tears, and saliva that breaks down bacterial cell walls, aiding in destroying pathogens.
Fever, another option in the question, is also part of the second line of defense as it helps the body fight off infections by creating an unfavorable environment for pathogens to thrive.
Additionally, Gastric Acid in the stomach is a chemical barrier that kills many pathogens entering the digestive system, making it part of the second line of defense against pathogens.
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