hi science is so fun
Across
- 3. A gas produced during cellular respiration and fermentation
- 4. The element that forms the backbone of organic molecules
- 5. A type of respiration that requires oxygen
- 8. The layer of gases surrounding the Earth, containing carbon dioxide.
- 11. The metabolic process that builds larger molecules from smaller ones.
- 12. The sum of all chemical reactions in an organism
- 13. The gas required for aerobic respiration, produced during photosynthesis
- 14. The metabolic process that produces energy in cells.
Down
- 1. The process by which plants convert carbon dioxide into glucose using sunlight
- 2. The process that converts glucose into energy without oxygen
- 6. The metabolic process that breaks down larger molecules into smaller ones
- 7. A simple sugar that is a primary energy source for cells
- 9. A protein that accelerates chemical reactions in metabolic pathways
- 10. An enzyme that breaks down hydrogen peroxide