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Symbiosis
Term | Definition |
---|---|
Symbiosis | Living things live together in relationships in which at least one organism benefits. |
Parasitism | A symbiotic relationship where one organism benefits from the association and the other is harmed. |
Parasite | In parasitism, the organism that does harm is the parasite. |
Host | In parasitism, the organism that is harmed is the host. |
Fleas living on and harming a dog. | An example of parasitism. |
Mutualism | A symbiotic relationship where both organisms benefit from the association. |
Good bacteria in a large intestine. | An example of mutualism. |
Commensalism | A symbiotic relationship in which one species benefits and the other species is neither harmed or helped. |
Barnacles on a whale. | An example of commensalism. |