Sub-topic 1
2024 · National Preliminary
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Allergens and the allergic reactions they cause
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Sub-topic 2
2026 · National One-Eighth
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Modes of transmission of helminthic (parasitic worm) diseases
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Sub-topic 3
2026 · National Final
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Sweat as part of the skin's first line of defense
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Sub-topic 4
2026 · National Final
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Why multi-drug resistance is a global health concern
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Sub-topic 5
2003 · National Semifinal
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The tonsils: lymphocyte production and immune defense
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Sub-topic 6
2020 · National One-Eighth
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Salk's vaccine building immunity against polio
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Sub-topic 7
2021 · National Semifinal
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Producing specific antibodies after exposure to an organism is adaptive immunity
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Sub-topic 8
2021 · National Quarterfinal
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Antiseptics are safe on living tissue while disinfectants are toxic, used on surfaces
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Sub-topic 9
2022 · National Preliminary
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An antigen is a foreign body that induces antibody formation
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Sub-topic 10
2022 · National Preliminary
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Riddle: pasteurization, named after louis pasteur's 1860s wine-spoilage research
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