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Unformatted text preview: shape. HIV (human immunodeficiency virus) The infectious agent that causes AIDS. HIV is a retrovirus. host range The limited range of host cells that each type of virus can infect. lysogenic cycle (li-so-jen-ik) A type of phage reproductive cycle in which the viral genome becomes incorporated into the bacterial host chromosome as a prophage and does not kill the host....
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- Spring '10