Antibiotic Resistance - Laboratory Terms and Definitions

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(Bacterial) Culture

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Bacteria grown in a lab for study.

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(Bacterial) Strain

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A specific type or version of bacteria.

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Agar

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A gel used in labs to grow bacteria.

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Aliquot

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A small, exact amount of a liquid taken from a larger sample.

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Antibiotic

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A medicine that kills bacteria or stops them from growing.

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Antimicrobial

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A substance that kills or stops the growth of microorganisms.

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Assay

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A test or experiment to measure something, like the strength of a drug.

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Beaker

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A container with a spout, used to mix or pour liquids in a lab.

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Colonies

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Groups of bacteria that grow together, visible as spots on a plate.

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Concentration

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The amount of a substance in a liquid or solution.