BRAINY BREAKTHROUGHS

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Across
  1. 2. Building block of matter
  2. 8. Complete set of genes
  3. 9. Concentrated light beam
  4. 10. Darwin's big idea
  5. 12. Immunity booster
  6. 14. Newton's famous discovery
  7. 15. Gene-editing tool
Down
  1. 1. Study of Earth's surface
  2. 3. First antibiotic
  3. 4. Hormone for diabetes
  4. 5. Blueprint of life
  5. 6. Star-gazing device
  6. 7. Physics of the very small
  7. 11. Particle with a boson
  8. 13. Negatively charged particle