Systematics and Classification Vocab

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Across
  1. 3. The group of primary interest
  2. 4. analogous trait
  3. 10. Derived character
  4. 11. Type of evolution where independently evolved traits subjected to similar selection pressures may become superficially similar
  5. 13. a taxon that consists of all the descendants of a common ancestor.
  6. 15. The field devoted to the classification of organisms
  7. 16. Derived character unique to a single taxon
  8. 18. The study of the evolutionary history of species
Down
  1. 1. ________ principle, which says the simplest explanation of observed data is the preferred explanation
  2. 2. The branch of biology that investigates relationships among species to understand the history of life
  3. 5. The branch of biology that reconstructs the evolutionary history of species
  4. 6. used to designate closest relative
  5. 7. character
  6. 8. Ancestral character
  7. 9. A closely related species or group known to be phylogenetically outside the group of interest
  8. 10. Type of trait present in the ancestor of a group
  9. 12. Shared derived character
  10. 14. any group of species that we designate.
  11. 17. Type of trait found in a descendent that differs from the ancestral trait