Cells, Tissues, and Organ Systems
Across
- 4. Animals have _____ types of tissue
- 5. This organ system takes in oxygen for the body
- 6. Examples of organs are the heart, brain, liver, _____, and kidneys
- 7. This organ system breaks down food for nourishment
- 10. Type of organism with more than one cell
- 12. You need a _______ to study cells
- 14. This organ system supports the body
- 15. Having only one cell
- 16. Cells need food, water and ____ to live
- 18. Tissue that covers internal and external body surfaces
- 19. Plants and animals share this type of tissue
Down
- 1. A living thing that can carry out life processes by itself
- 2. Groups of tissue with similar functions
- 3. Groups of cells with similar functions
- 8. Plants have _____ types of tissue
- 9. Tissue that stretches and contracts to let the body move
- 11. What is the basic unit of structure?
- 13. Tissue that anchors, connects, and supports other tissue
- 17. Tissue that receives and carries messages to the brain and body