The part of the body which forms a structural and functional unit and is composed of more than one tissue is called
Correct answer: A. Organ
- A. Organ
- B. Organelle
- C. Organ system
- D. Whole organism
Explanation
An organ is defined as a collection of tissues, which combine to form a functional unit within the body, specialized at carrying out a specific task.
This question appeared on the UHS MDCAT 2012 paper, which you can sit online with every answer explained.
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About Levels of Biological Organization
Biological organization progresses from atoms and molecules to organelles, cells, tissues, organs, organ systems, organisms, populations, communities, ecosystems and the biosphere. The topic examines how each level is built from the one below it and how interactions produce emergent properties not present in isolated parts.
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