Across
- 2. smallest unit of matter
- 8. toward front of body
- 9. toward the midline
- 12. closer to point of attachment
- 13. below
- 14. combines with hydrogen to form water
- 15. towards the back
Down
- 1. toward back of body
- 3. further from point of attachment
- 4. close to surface of body
- 5. above
- 6. face up
- 7. energy currency for cellular processes
- 10. an attraction between atoms
- 11. away from from midline
- 12. face down