flash cards for chapter 6
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| Antibiotic | A substance produced by or derived from a microorganism and able in dilute solution to inhibit or kill another microorganism.
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| Antibiotic resistance | Resistance to one or more antibiotics, usually due to additional genetic information.
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| Bacillus | A cylindrical or rod-shaped bacterium.
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| Gram stain | A method for the differential staining of bacteria that involves fixing the bacterial cells to a slide and staining with crystal violet and iodine, then washing with alcohol, and counterstaining with safranin. Results in gram-positive bacteria retaining t
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| Zone of inhibition | Region around a chemical saturated disc, where bacteria are unable to grow due to adverse effects of the compound in the disc.
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| Antiviral drugs | Drugs that act, are effective, or are directed against viruses.
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| Capsid | The protein shell that encloses a viral genome. It may be rod-shaped, polyhedral, or more complex in shape.
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| Electron microscope | A microscope that focuses an electron beam through a specimen, resulting in resolving power a thousand-fold greater than that of a light microscope.
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| Envelope | A double layer of lipid surrounding the viral capsid.
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| Host cell | Cell on or in which smaller organisms or viruses live, feed, and reproduce.
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| Lysis | A process of disintegration or dissolution, as of cells.
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| Virion | A complete virus particle that consists of an RNA or DNA core with a protein coat sometimes with an external envelope and that is the extracellular infective form of a virus.
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| Virus | Any of a large group of submicroscopic infective agents that are regarded either as extremely simple microorganisms or as extremely complex molecules, that typically contain a protein coat surrounding an RNA or DNA core of genetic material but no cell mem
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| Antibiotic | A substance produced by or derived from a microorganism and able in dilute solution to inhibit or kill another microorganism.
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| Antiseptic | A substance (as hydrogen peroxide) that inhibits the growth or action of microorganisms especially in or on living tissue.
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| Contagious | An infectious disease communicable by contact with one who has it, with a bodily discharge of such a patient, or with an object touched by such a patient.
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| Epidemic | Affecting or tending to affect an atypically large number of individuals within a population, community, or region at the same time.
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| Immunity | A condition of being able to resist a particular disease especially through preventing reproduction of a pathogenic microorganism or by counteracting the effects of its products.
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| Infectious | Capable of causing infection.
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| Pandemic | Occurring over a wide geographic area and affecting an exceptionally high proportion of the population.
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| Quarantine | A restraint upon the activities or travels of persons or the transport of goods that is designed to prevent the spread of disease or pests.
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| Sanitation | The promotion of hygiene and prevention of disease by maintenance of clean conditions.
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| Sterile | Free from living organisms and especially microorganisms.
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| Vaccination | The introduction into humans or domestic animals of microorganisms that have previously been treated to make them harmless for the purpose of inducing the development of immunity.
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| Virulent | Able to overcome bodily defense mechanisms to cause infection or disease.
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