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Details Title: Viruses Description: Chap 19 Total Flash Cards: 17 Created: 01/15/2004 18:11:51	To study from this set of flash cards, or to create your own your own study flash cards, register HERE. If you are already a registered user, CLICK HERE.
Cards Term Structure of a Virus Definition DNA or RNA core and a protein coat called a capsid Term Characteristics of a Virus Definition Reproduces by attaching to a living cell Contains DNA or RNA Mutates Term Antibody Definition protein that helps destroy pathogens Term Antibody Definition protein that helps destroy pathogens Term Pathogen Definition disease causing agents Term antigen Definition substance that triggers and immune response Term Vaccine Definition a preperation of weakened or killed pathogens Term Lytic Cycle Definition process in which a virus enters a cell, makes a copy of itcself and causes the cell to burst Term Lysogenic Cycle Definition process by which a virus embeds its DNA into the DNA of the host cell and is replicated along with the host cell's DNA Term Retrovirus Definition Virus that uses RNA rather than DNA Term Bacteriophage Definition a virus that infects bacterium Term prophage Definition viral DNA that is injected into the host cell Term Prion Definition infectious particle made up of protein rather than RNA or DNA Term About Viral Diseases Definition Disrupts the body normal equilibrium, cant be treated with antibiotics Term Polivirus Definition infects cells and kills viruses in the nervous sytem which causes paralysis Term Edward Jenner Definition Investigated the folk beilef that if someone had cowpox, they were immune from small pox Helped start the study of Vaccine Term Jonas Salk Definition Development of a polio vaccine