Across
- 1. differentiation The process in which cells become different types of cells
- 4. skeleton A fluid-filled interval cavity surrounded by muscle
- 5. muscle Body system that include the bones as well as other structures that connect and protect the bones
- 7. A group of similar types of cells that work together to carry out specific tasks
- 8. Where two or more bones meet
- 9. system A group of organs that work together
Down
- 2. A hard outer covering that protects the animal's body
- 3. The tissue that connect bones to other bones
- 6. Strong body tissue that an contract in an orderly way