Science

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Across
  1. 4. the fundamental building blocks of all living organisms
  2. 5. A particle with a negative charge
  3. 7. a structure with transparent walls and a roof
  4. 12. specialized, membrane-bound structures
  5. 14. the biological process by which plants convert light into energy
  6. 15. A threat to objects or humans
Down
  1. 1. vent or fissure in the crust of a planetary-mass object
  2. 2. A cell that contains two sets of chromosomes.
  3. 3. a sudden, violent shaking of the ground
  4. 6. A particle without a charge
  5. 8. A cell that contains only one set of chromosomes
  6. 9. an individual living entity
  7. 10. A particle with a positive charge
  8. 11. the state of the atmosphere at a particular time
  9. 13. a seminal English physicist and mathematician who revolutionized science