Health and Disease

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Infectious Disease

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A disease that can be spread from one generation to the next.

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Epidemic

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A rapidly spreading outbreak of disease affecting many large populations (example: typhoid).

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Hazard

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Anything causing danger or risk to health.

Tags

NGSS.MS-ESS3-2

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Protozoa

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Unicellular eukaryotic organisms capable of movement; may cause infections (e.g., malaria, African sleeping sickness).

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Calorie

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A measure of food energy.

Tags

NGSS.MS-LS1-7

NGSS.MS-LS2-3

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Bacteria

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Single-celled microorganisms that can be beneficial or harmful to health.

Tags

NGSS.MS-LS1-1

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Virus

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A microscopic infectious agent that can only replicate inside the living cells of an organism.

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Fungi

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A group of eukaryotic organisms that includes yeasts, molds, and mushrooms, some of which can cause disease.

Tags

NGSS.MS-LS2-3

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Pandemic

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An outbreak of disease that occurs on a global scale.

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Vector

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An organism that transmits pathogens from one host to another.