Across
- 2. cell / carries dust and bacteria away from the lungs.
- 7. / they help to clot the blood at wounds and so stop the bleeding.
- 10. system / it holds the body of the ground and keeps its shape.
- 11. system / it depends on hormones, that are released from special glands.
- 12. / it is produce in testes.
Down
- 1. / an organ that removes urea and other nitrogenous wastw from blood.
- 3. system / a chemical process that consists of breaking down large molecules to small molecules.
- 4. / they carry blood from the heart to the limbs and organs of the body.
- 5. / the female reproductive organ where the eggs are produced.
- 6. / the central nervous system and the peripheral nerves are made up of this cells.
- 8. muscle cells / it make layers of muscle tissue rather than distinct muscles.
- 9. system / is the removal fromthe body of waste products, the excess of water and salts and spent hormones.