HIV and AIDS: From "The Thin Disease" to Modern Medicine

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This printable high school science worksheet uses three primary-source scenarios—"The Thin Disease" (early AIDS symptoms), "The Viral Hijacker" (HIV discovery and antiretroviral therapy), and "Modern Maintenance" (prevention and testing)—to walk students through the history of HIV/AIDS and how it works biologically. Students answer five open-response questions about immune-cell destruction, how the virus rewrites DNA, transmission, treatment differences, and whether diagnosis is still fatal. Useful for biology or health-science units on disease, virology, or public health.