Chapter 27: Flashcards

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AIDS (acquired immunodeficiency syndrome)
disease of the human immune system that is caused by the human immunodeficiency virus (HIV) and characterized by a reduction in the numbers of certain immune system cells, thereby rendering the subject highly vulnerable to life-threatening opportunistic infections secondary to reduced immune function [toggle]
DNA (deoxyribonucleic acid)
the genetic blueprint for all living organisms typically found on chromosomes within the nucleus of human cells but also incorporated into some types of virus particles [toggle]
RNA (ribonucleic acid)
nucleic acid concerned with the synthesis of protein and occurring in the nucleus and cytoplasm of cells but also incorporated into some types of virus particles [toggle]
Virus
microscopic infectious agent, classified as parasitic because it is incapable of reproduction outside an infected living host cell [toggle]