Across
- 3. unicellular or multicellular eukaryote that is stationary, absorbs nutrients from organic materials in the environment and has cell walls that contain chitin
- 4. taxonomic group of related phyla or divisions
- 6. taxonomic term used instead of phylum to group related classes of plants and bacteria
- 8. taxonomic method that models evolutionary relationships based on shared derived characters and phylogenetic trees
- 15. the branch of biology that deals with the form of living organisms, and with relationships between their structures.
- 16. Linnaeus’s system of naming organisms
- 18. taxonomic group of related classes
- 20. diagram with branches that represents the hypothesized phylogeny or evolution of a species or group
- 21. evolutionary history of a species
- 22. any cell or organism that possesses a clearly defined nucleus
Down
- 1. taxonomic group of closely related species with a common ancestor
- 2. group of organisms or objects based on a set of criteria that helps organize, communicate, and retain information
- 5. hereditary changes in groups of living organisms over time
- 7. prokaryotes whose cell walls do not contain peptidoglycan
- 9. branch of biology that identifies, names, and classifies species based on the natural relationships
- 10. taxonomic group that contains one or more related orders
- 11. taxonomic group of one or more kingdoms
- 12. named group of organisms, such as a phylum, genus, or species
- 13. unicellular, multicellular, or colonial eukaryote whose cell walls may contain cellulose
- 14. inherited morphological or biochemical feature that varies among species and can be used to determine patterns of descent
- 15. model that uses comparisons of DNA sequences to estimate phylogeny and rate of evolutionary change
- 17. taxonomic group that contains related families
- 19. taxonomic group of similar, related genera that is smaller than an order and larger than a genus