Across
- 2. any of green pigments found in photosynthetic organisms
- 4. chemical element that starts with H
- 6. a specialized part of a cell; analogous to an organ
- 7. a monosaccharide sugar that has several forms
- 10. any organism of microscopic size
Down
- 1. the process of light energy
- 3. depending on free oxygen or air
- 5. having cells that lack a membrane-bound nucleus
- 8. the supporting tissue of an organ
- 9. dioxide gas formed during respiration and by the decomposition of organic substances