Natural Selection

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Across
  1. 2. island chain off the coast of south america where darwin stopped
  2. 7. random change to DNA that adds variation
  3. 9. a type of bird observed in the galapagos islands
  4. 11. _____ variation leads to phenotypic variation
  5. 12. when humans choose traits for animals to inherit
  6. 13. all alleles in a population (2 wds)
  7. 14. differences in phenotype among in individuals within the same species
  8. 15. occurs during meiosis and adds variation
Down
  1. 1. the father of natural selection
  2. 3. a trait that enhances an organisms ability to survive
  3. 4. the relative measure of how well an organism passes its genes
  4. 5. a natural process which acts as the a mechanism evolution to occur
  5. 6. an observed physical trait
  6. 8. the name of Darwin's ship
  7. 10. the alleles inherited from a parent