Across
- 5. A magnet that can be turned on and off
- 7. Chemical reaction inside a plant
- 11. Longest wave on EM spectrum
- 13. Type of food that provides energy
- 14. Yttrium is number...
- 15. Genes found on the same place on a chromosome
- 16. Type of pH indicator
- 17. Particles with +1 charge
- 19. ??
- 20. Most abundant element in earths crust
Down
- 1. Makes up 2/3 of a cell
- 2. Most popular ‘fruit’ in the world
- 3. Antibiotic found by accident
- 4. Chemical messengers in neurones
- 6. Most populated city in the world
- 8. ??
- 9. Breakdown of rocks
- 10. 59
- 12. Famous physicist on first name basis
- 18. ??