AESA Biology Chapter 36
Across
- 2. involuntary muscle tissue
- 4. inner layer of skin
- 9. muscle tissue found only in the heart
- 10. tough layer of tissue around the outside of bone
- 11. attach muscles to bones
- 12. skin pigment
- 13. the making of bone
- 16. tough fibrous protein in skin
- 18. canals in bone that have blood vessels
- 19. voluntary muscle tissue
Down
- 1. protein in thick filaments of muscle cells
- 3. tough strips of connective tissue at joints
- 5. outer layer of skin
- 6. chemical important in muscle contraction
- 7. protein in thin filaments of muscle cells
- 8. tube like pockets of cells where hairs grow
- 14. system that makes up the skin
- 15. the skeleton of human embryos are made of this
- 17. where one bone attaches to another