Across
- 3. takes in oxygen an release carbon dioxide from the body
- 4. blood vessels transport blood which carries oxygen carbon dioxide nutrients water etc. the heart pumps blood
- 5. a group of similar cells that perform a specific function
- 7. the organism itself represents the highest level of organization
- 10. send receives and interprets information from all part of the body
- 11. produces movement
- 12. removes wastes from the body
Down
- 1. a body structure that is composed of different kinds of tissues that work together
- 2. group of organs that work together to perform a specific function
- 6. converts food into essential nutrients for body
- 8. recognizes attacks and destroys cells that can cause disease.
- 9. the basic unit of structure and function in living thing