Final answer:
Phagocytes are not a non-specific defense against infection, while intact skin, mucus, and cilia are part of the innate immune response.
Explanation:
Phagocytes are NOT a type of non-specific defense to prevent infection. Non-specific defenses like intact skin, mucus, and cilia are part of the body's innate immune response, providing a first line of defense against pathogens. For example, intact skin acts as a physical barrier preventing pathogenic invasion.
Learn more about Innate immune response here:
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