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14 Cards in this Set
- Front
- Back
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Plasmid |
A circular DNA molecule in bacteria |
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Peptidoglycan |
A protein-carbohydrate compound that makes the cell walls of bacteria rigid. |
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Gram-positive |
A prokaryote that has a large amount of peptidoglycan in its cell wall and is stained violet during Gram staining. |
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Gram-negative |
A prokaryote that has a small amount of peptidoglycan in its cell wall, has an outer membrane, and is stained pink during Gram staining. |
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Capsid |
A protein sheath that surrounds the nucleic acid core in a virus |
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Envelope |
A membranelike layer that covers the capsids of some viruses. |
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Pathogen |
An organism or virus that causes disease; an infectious agent. |
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Toxin |
A substance that is produced by one organism that is poisonous to other organisms. |
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Antibiotic/resistance |
A substance that can inhibit the growth of or kill some microorganisms. The ability of an organism to tolerate a chemical or disease-causing agent. |
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Algal bloom |
A rapid increase in the population of algae in an aquatic ecosystem. |
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Chitin |
A fibrous substance consisting of polysaccharides and forming the major constituent in the exoskeleton of arthropods and the cell walls of fungi. |
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Hypha |
Each of the branching filaments that make up the mycelium of a fungus. |
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Mycelium |
The vegetative part of a fungus, consisting of a network of fine white filaments (hypae). |
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Dermatophyte |
A pathogenic fungus that grows on skin, muscles, hair, nails, feathers, and other body surfaces, causing ringworm and related diseases. |
