Definition of Symbiosis

1.	Definition of Symbiosis
Answer» Symbiosis is a close relationship between two different kinds of organisms, or living things. There are three basic types of symbiotic relationships: mutualism, commensalism, and parasitism. Mutualism is a relationship in which both organisms benefit. For example, bacteria live in the digestive system of cows.\xa0There are three different types of symbiotic relationships: mutualism, commensalism, and parasitism.

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