Biological Substance
A live organism (e.g., virus, bacteria, rickettsia, fungi, parasite) capable of causing disease in humans/animals, human/animal tissue (normal or diseased) including all human-derived substances.
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A live organism (e.g., virus, bacteria, rickettsia, fungi, parasite) capable of causing disease in humans/animals, human/animal tissue (normal or diseased) including all human-derived substances.