Biology
Across
- 4. Colour of blood cell that carries oxygen around the body
- 5. An example of a prokaryotic cell
- 6. Where chemical reactions take place in the cell
- 8. Controls what goes in and out of the cell
- 10. Makes food in plant cells
- 11. Waste gas produced through respiration
- 14. Chemical that stores genetic information
- 15. A cell that contains no nucleus
- 18. Sugar used in respiration
- 19. Organ where breathing takes place
Down
- 1. Colour of blood cell that fights bacteria and viruses
- 2. A cell that has a nucleus
- 3. Supports and strengthens a plant cell
- 7. Organ that pumps blood around the body
- 9. Energy makers
- 12. A protein that speeds up chemical reactions (active site)
- 13. Gas used in aerobic respiration
- 16. Protein makers
- 17. Contains genetic information (DNA)