Asked by Makayla
The first defense against a contagious disease is_____________. antibodies, health, water, sanitation
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sanitation
Explanation: sanitation (clean water, waste disposal, hygiene, handwashing) prevents exposure and spread of contagious diseases and is the first line of defense. Antibodies are part of the immune response after exposure.
Explanation: sanitation (clean water, waste disposal, hygiene, handwashing) prevents exposure and spread of contagious diseases and is the first line of defense. Antibodies are part of the immune response after exposure.
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