Bio ch 19 terms.docx 1

Bio ch 19 terms.docx 1 - shape. HIV (human immunodeficiency...

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AIDS (acquired immunodeficiency syndrome) The symptoms and signs present during the late stages of HIV infection, defined by a specified reduction in the number of T cells and the appearance of characteristic secondary infections. Bacteriophage (bak-ter´-e-o-faj) A virus that infects bacteria; also called a phage. Capsid The protein shell that encloses a viral genome. It may be rod-shaped, polyhedral, or more complex in
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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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