A disease is a disorder of structure or function in an organism; diseases are especially characterized by different symptoms. Diseases may be caused by a variety of mechanisms including invasion of a foreign organism or substant to genetically inherited diseases.
The correct term for something that affects the structure or function of an organism is a disease. Diseases can arise from infectious agents, genetic factors, or environmental influences, and are characterized by different symptoms and signs. Therefore, the chosen option is C. disease .
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