Across
- 4. help support the body and protects its internal organs.
- 6. is the part that holds everything together.
- 7. send messages from the brain to the muscles and back from nerve receptors to the brain.
- 9. make the heart muscle beat and the diaphragm move.
- 13. is the part that protects all of the inside of the cell.
- 14. is an example of a flagellate protest.
Down
- 1. helps the body fight off infections from bacteria and viruses.
- 2. carry oxygen around the body.
- 3. this controls what goes in and out of the cell. it lines the inner cell wall.
- 5. the part of the cell which controls what goes on.
- 8. insulate the body and store energy.
- 10. are the energy capsules that contain glucose and oxygen.
- 11. is where the energy is released and more is made.
- 12. this must be rigid enough to support the plant. it contains a tough fibrous material called cellulose.