Chapter:

Human-Health-and-Disease

The Human Immunodeficiency Virus (HIV) can cause disease AIDS. The HIV infects lymphocytes, T-cells, that help in production of antibodies. The following graph shows how concentrations of HIV, T-cells, and antibodies against HIV develop in time in an untreated AIDS patient.
In above graph, lines marked (i), (ii) and (iii), respectively, represent


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