Classification Test on Wed 10/15

This is what you need to be able to write about in the Test on Wednesday.

11. Outline the value of classifying organisms.
12. Explain the biochemical evidence provided by the universality of DNA and protein structures for the common ancestry of living organisms.
13. Explain how variations in specific molecules can indicate phylogeny.
14. Discuss how biochemical variations can be used as an evolutionary clock.
15. Define clade and cladistics.
16. Outline the methods used to construct cladograms and the conclusions that can be drawn from them.
17. Discuss the relationship between cladograms and the classification of living organisms
18. Outline the binomial system of nomenclature.
19. List seven levels in the hierarchy of taxa-kingdom, phylum, class, order, family, genus and species--using an example from two different kingdoms for each level.
20. Distinguish between the following phyla of animals, using simple external recognition features:  porifera, cnideria, platyhelminthes, annelida, mollusca, and arthropoda.
21. Apply and design a key from a group of up to eight organisms.