Disease - Any condition that disrupts the normal functioning of an organism. It usually causes symptoms, ranging from mild to severe., Pathogen - A disease causing organism., Infectious Disease - A disease that can be spread from one organism to another and is caused by a pathogen., Non-infectious Disease - A disease that is not caused by pathogens and cannot be spread. It is caused by genetics, the environment and/or malfunctions within cells., Host - The organism that a pathogen lives in or on., Parasite - Organisms that live on or in another living thing and harm it to get food or shelter., Fungi - Living organisms like mushrooms, mould, and yeast; some cause infections., Virus - An infectious agent that can only reproduce inside the cells of another living thing., Bacteria - Single-celled microorganisms that can live almost anywhere; some are helpful, some cause disease., Protist - Any eukaryotic organism that is not an animal, plant or fungi e.g Malaria, Direct transmission - When a disease spreads through direct contact with an infected person or animal (e.g., touching, kissing)., Indirect transmission - When a disease spreads without direct contact, such as touching contaminated objects or surfaces., Waterborne transmission  - When a disease spreads through drinking or contact with dirty water., Airborne transmission - When pathogens travel in the air, usually by tiny droplets from coughing or sneezing, Foodborne transmission - When a disease spreads from eating or drinking contaminated food or drink., Vector transmission - When an animal carries and passes on a disease.,

Disease and Pathogens

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