digestion
Across
- 4. type of digestion caused by teeth
- 5. bile does this to stomach acid
- 6. stores bile
- 9. substance in bile that neutralises acid
- 10. product of digestion
- 12. where enzymes act during digestion
- 13. bile does this to fats and oils
Down
- 1. kills bacteria in the stomach
- 2. broken down during digestion
- 3. protects the gut wall from enzyme action
- 7. churns food as part of physical digestion
- 8. type of digestion caused by enzymes
- 11. made by the liver