Essay
Match the item in the first column with its primary function in the second column.
_____ 1. atom A. group of cells
_____ 2. cell B. smallest level of organization
_____ 3. lungs C. organ system
_____ 4. heart and blood vessels D. organ
_____ 5. tissue E. individual living entity
Correct Answer:
Verified
1-B, 2-E, ...
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