Evolution: Darwin's Idea of Natural Selection

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Across
  1. 3. process that acts on the phenotype of organisms and nt directly on DNA
  2. 5. Father of Genetics
  3. 6. the way an organism acts
  4. 10. selected against, organism dies
  5. 12. the way the body works
  6. 13. many species in an area
  7. 14. selected for, organism increased survival
  8. 15. reproductive success compared to other members of the same species in a population.
Down
  1. 1. new species derive when two populations diverge from a common ancestor through accumulations of mutations and become reproductively isolated
  2. 2. random mutations in DNA
  3. 4. groups of islands with diverse conditions which Darwin studied heavily
  4. 7. more offspring is produced
  5. 8. an evolved trait that makes an organism better able to survive
  6. 9. ignored, organism will survive but no gain or loss
  7. 11. features on body