Across
- 4. Study of structure of an organism
- 5. absorbs nutrients and breaks down food
- 7. produces cells used in sexual reproduction
- 11. smallest unit of all living things
- 13. transports nutrients and gases around body
- 15. control center; detects impulses from senses
- 17. provides movement for all body parts
Down
- 1. fights infection, provides fluid for cells
- 2. protects the body, prevents water loss,regulates temperature
- 3. made of 2 or more types of tissues
- 6. provides support, protection and shape for body
- 8. study of how organism's body functions
- 9. group of organs working toward a common goal
- 10. secretes hormones
- 12. highest level of structural organism for an individual
- 14. similar cells with a common function
- 16. removes waste from blood