Biology
Across
- 5. a particle with a negative charge
- 8. a green pigment, present in all green plants and in cyanobacteria, responsible for the absorption of light to provide energy for photosynthesis
- 10. a biomolecule consisting of carbon, hydrogen and oxygen atoms
- 12. other accessory pigments
- 15. converting carbon dioxide and water into sugar using sunlight
- 17. compounds that absorb light
- 18. capture energy from sunlight
- 19. any class of compounds that involve fatty acids
Down
- 1. enzyme assisted reactions that produce a three-carbon sugar.
- 2. any of a class of mainly yellow, orange, or red fat-soluble pigments, including carotene, which give color to plant parts such as ripe tomatoes and autumn leaves.
- 3. sugars
- 4. the part of a tissue or organ with a structural or connective role
- 6. organisms that can make their own food
- 7. a substance produced by a living organism
- 8. a carbon molecule has an atomic number of 6 and a chemical abbreviation of C
- 9. chemical formula for water
- 11. where does almost all energy come from
- 13. an organic compound and hydrotape
- 14. membrane-bound compartments inside chloroplasts and cyanobacteria
- 16. organisms that get their food from other sources