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Wednesday, February 5, 2014

Chapter 26 Ap Bio Notes

26 Chapter 26: Phylogeny and the Tree of life. Phylogeny: the evolutionary muniment of a species or group of species. To contract a phylogeny, biologists voice schemaatics, a discipline focused on classifying existences and determining their evolutionary relationships. Systematists use data ranging from fossils to molecules to infer evolutionary relationships. Homologous structures: Structures passed hole and shared amid organisms due to common ancestry (and homologous traits) ex: tails. Analogous structures: While the organisms might have a common ancestor, these structures evolved independently. Ex: octopus fondness and human eye taxonomy: the scientific discipline of the classification and naming of organisms. Binomial linguistic communication: A two part format of the scientific foretell of the organism that consists of the genus and species of the organism. This was created by Carolus Linnaeus. The first letter of the genus is capitalized and the ent ire binomial is italicized. This was through in clubhouse to avoid ambiguity when communication most research. Yet, the system isnt entirely foolproof. Domain Eukarya Taxon: The named taxonomical unit at any level of the hierarchy. Ex: country Animalia phylum Chordata is a taxon at the phylum level. Phylum Chordata The evolutionary history of a group of organisms dissolve be represented Class Mammalia in a branching draw called a phylogenetic tree. The branching differentiate Hominidae pattern, in round cases, matches the hierarchical classification of Family groups nested deep down more inclusive groups. In addition the Genus Homo categories in the Linnaean classification system may provide piffling! info Species sapiens about phylogeny. We may distinguish between 17 families of lizards...If you want to get a full essay, order it on our website: OrderCustomPaper.com

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