An '''organism''' in nature is a stable living system typically composed of [[organs]] that influence each other while functioning as one overall unit.
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An '''organism''' in nature is a stable living system typically composed of [[organs]] that influence each other while functioning as one overall unit. In common terms, it generally refers to any single living being, including [[plant|plants]], [[animal|animals]], [[fungi]] and all varieties of [[germ|microbes]] and [[protozoa]].