HIV/AIDS

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Human Immunodeficiency Virus (HIV)

Viruses are infectious agents that use a host cell to replicate. Human immunodeficiency virus (HIV) is a type of a virus known as a retrovirus, which is a class of viruses made up of RNA (ribonucleic acid) molecules. RNA is a variation of DNA, which comprises the molecular make-up of most cells' genetic material. Retroviruses use an enzyme called reverse transcriptase to make DNA copies of their RNA, which is then incorporated into the DNA of the host cel...Read the full article