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Across
- 1. A word related to science
- 5. Device for controlled nuclear reactions
- 6. Positively charged particle
- 9. A word related to science
- 10. Group of similar living organisms
- 11. Preserved remains of ancient life
Down
- 2. Uncharged particle in nucleus
- 3. One body blocking another in space
- 4. A word related to science
- 7. Diffusion of water through a membrane
- 8. Large molecule essential for life