Across
- 4. Make up bulk of endoskeleton
- 5. A fluid filled closed chamber in an organism
- 7. A hard dense bone
- 8. Animals with exoskeletons
- 9. This type of skeleton limits growth
Down
- 1. An organism that has limited range of movement
- 2. A bone which is lighter in weight and has a more open structure
- 3. Polysaccharide that make up the exoskeleton
- 6. Skeleton found in all vertebrates
- 7. Found in isolated areas in the body and it lines joints, facilitating smooth movement