Practice 1
Label each of the following as a cell, C; a tissue, T; ar
an organ, O; an organ system, S; or a whole organism, w
7. lung
1. bone
2. tongue
3. brain, spinal cord, nerves
4. red blood cell
5. honey bee
6. large intestine
8. brain stem cell
9. tongue, stomach, small intestine
10. muscle
11. tomato plant
12. cheek lining