Essay On Infected Persons Saliva

Essay About White Blood Cells And Immune System
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Hiv/aids Essay Preview: Hiv/aids Report this essay HIV/AIDS HIV is believed to have begun in isolated parts of Central Africa where the retrovirus made the jump from chimpanzee to humans. It is likely that the retrovirus infected people who ingested chimpanzee meat and it subsequently underwent mutations to form the human retrovirus. Human immunodeficiency virus.

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