Across
- 3. The main organ of respiratory system
- 5. Passage from the back of the mouth down inside the neck
- 6. Baglike organ in which food is broken down for use by the body
- 7. Greek name of the cell
- 8. The upper part of the face
Down
- 1. Colloidal suspension that fills the cell and holds its contents
- 2. It can be abdominal, oral or thoracic
- 4. Dark-staining body near the centre of the cell which contains hereditary material