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21 Cards in this Set
- Front
- Back
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Virus
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A tiny, non-living particle that enters and then reproduces inside a living cell.
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Host
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An organism that provides a source of energy for a virus or another organism.
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Parasite
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An organism that lives on or near a host and causes it harm.
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Bacteriophage
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A virus that infects bacteria.
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Bacteria
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A single celled prokaryote that lacks a nucleus.
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Cytoplasm
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The region inside a cell that contains a gell-like material.
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Ribosome
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Tiny structures located inside the cytoplasm, they are chemical factories where proteins are produced.
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Flagella
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A long, whip-like structure that helps a cell to move.
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Respiration
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The process of breaking down food to release its energy.
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Binary Fission
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The process by which one cell divides to form two identical cells.
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Asexual Reporduction
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A reproduction process that involves only one parent and produces offspring that are identical to the parent.
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Sexual Reproduction
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A reproduction process that involves two parents who combine their genetic material to produce a new organism, which differs from both parents.
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Conjugation
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The process by which one bacterium transfers some of its genetic material into another bacterium through a thim, threadlike bridge that joins the two cells.
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Endospore
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A small, rounded, think-walled, resting cell that forms inside a bacterial cell.
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Pasteurization
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The process of heating food to a temperature high enough to kill harmful bacteria without changing the taste of the food.
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Decomposer
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Bacteria (organisms) that live in soil and break down large chemicals into small chemicals.
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Infectious Diseases
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Illnesses that pass from one organism to another.
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Toxis
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A poison that causes a deadly disease.
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Antibiotic
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A chemical that can kill bacteria without harming a person's cells.
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Antibiotic Resistance
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This results when some bacteria are able to survive the presence of an antibiotic.
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Vaccine
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A substance introduced into the body to stimulate the productionof chemicals that destroy specific viruses or bacteria.
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