Topics: Living Organisms Quiz
Agnes learned that the brain, spinal cord, and nerves work together. What do they combine to form?
A. a cell
B. a tissue
C. an organ
D. a system
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The structures in the bodies of many organisms have levels of organization that help the body to carry out life processes. Which list correctly shows how these levels are organized from the simplest to the most complex?
A. tissue, cell, organ, organ system
B. organ, cell, organ system, tissue
C. cell, tissue, organ, organ system
D. organ system, tissue, organ, cell