An overview of the structure and function of a complex, multicellular organism. This article discusses levels of organization and examples of systems.

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body system, complexity, levels of organization, living, multicellular organism, organ, organism characteristics, biology4kids.com: animal systems, cell, complex animal, tissue, body systems

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Classroom Considerations

Knovation Readability Score: 3 (1 low difficulty, 5 high difficulty)
The intended use for this resource is Instructional

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