Across
- 1. a job or role
- 3. a systems made up of cells
- 6. protective outer layer
- 7. a system made up of organs
- 8. organelle that converts food to energy
- 11. controls the cells
Down
- 2. a system made up of organ systems
- 4. the way something is shaped or built
- 5. makes up all living things
- 9. ridgid outer layer found in plant cells
- 10. a system made up of tissues