Final answer:
Organ System is a group of organs working together in multicellular organisms.
Explanation:
Organ System is the term used to refer to a group of organs working together. In multicellular organisms, organ systems coordinate the functions of various organs to maintain life and health. For example, the circulatory system includes the heart and blood vessels, working together to transport blood.
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https://brainly.com/question/3507490
