Evolution

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Across
  1. 2. having the same trait
  2. 3. lines that connect the species to the common ancestor
  3. 10. the most distantly related species in the phylogenetic tree
  4. 11. a geographic isolation that separates the population
  5. 13. the capacity of bacteria to withstand the effects of antibiotics
  6. 14. the type of selection that favors one extreme trait
  7. 17. survival and reproductive success
  8. 18. selective breeding to choose desired traits
Down
  1. 1. reproductive isolation within the population in the same habitat
  2. 4. survival and reproduction of individuals with greater fitness
  3. 5. where all species originated from
  4. 6. the change in the characteristics of a species over several generations
  5. 7. the type of selection that favors the non- extreme trait
  6. 8. the formation of a new species
  7. 9. a diagram that depicts the lines of evolutionary descent of different species, organisms or genes
  8. 12. showing where a trait arises
  9. 15. the remains or impression of organisms displayed in rock
  10. 16. the type of selection that favors the two extreme traits