PPT-Phylogeny &

Systematics Phylogeny Phylon tribe geny genesis or origin The evolutionary history of a species or a group of related species Investigating the Tree of Life Phylogeny the evolutionary history of a species or group of species. Andrea K Thomer & Nicholas M. Weber. Center for Informatics Research in Science and Scholarship. Graduate School of Library and Information Science. University of Illinois at Urbana-Champaign. Time. Spring . 2014. Outline. Review of land plant phylogeny. Characters of seed plants. Gymnosperm phylogeny & diversity. Cycads. Gingko. Conifers. Gnetophytes. Review of land plant phylogeny. Green plants (viridophytes). Geography. Resources. Phylogeny. Community. Redrawn from . Fauth. . et al. . (1996. ) . Am. Nat.. Community. – collection of species that occur at the same place & time, circumscribed by natural (. Phylogenies. The process of evolution produces a pattern of relationships between species. . As . lineages evolve and split and modifications are inherited, their evolutionary paths diverge. . This . Which of the following taxonomic categories includes the fewest number of species?. Animalia. Panthera. Felidae. Carnivora. Mammalia. Which of the following taxonomic categories includes the fewest number of species?. Investigating the Tree of Life. Legless lizards have evolved independently in several different groups. Figure 26.1. Phylogeny. is the evolutionary history of a species or group of related species. For example, a phylogeny shows that legless lizards and snakes evolved from different lineages of legged lizards. Frederik Leliaert. Olivier De Clerck. Content. Use. of DNA in . evolutionary. . and. . ecological. studies. Species concept. Delineating. species . using. DNA. Applications of molecular techniques. We… . 1. st. : Classify the organisms in genres?. 2. nd. : . Discover . Evolutionary Relationships?. Evolution: Classification. Phylogeny. Cladistics. Dichotomous . Keys. Classification. How do scientists classify &identify organisms?. IB BIO II . Van . Roekel. . 4/17/14. Use binomial nomenclature to name and classify organisms. 1. st. word refers to the genus, 2. nd. word to the species, i.e. . Homo Sapiens. . Carolus. (Carl) Linnaeus consolidated and popularized binomial nomenclature. Section 1.3. Learning Goals. We are exploring modern classification of species using phylogeny.. We are learning to use phylogenetic trees to identify common ancestors.. Modern Taxonomy. traditional classification grouped species according to morphology (body, shape, size and other structural features) . Objective. SWBAT explain and demonstrate that organisms share many conserved core processes and features that evolved and are widely distributed among organisms today.. Agenda. Chapter 25 Quiz. Chapter 26 notes: sections 26.1, 26.2, and 26.3. cat sized in Pangea—climate warm, no ice caps. Herbivores. Size—Most dinosuars are big. Spinosaurus a huge aquatic dinosaur. Making a model of Spinosaurus—15 meters long. What are the selective advantages . Johanne Ahrenfeldt . PhD Student. Overview. What is Phylogeny? . How has it been used in the past?. Advantages of WGS based phylogeny. - Vibrio . cholerae. . case. BREAK. How are we using it?. CSI phylogeny & . . Streptomycetaceae. Alan Ward. Motivation. Streptomyces . taxonomy. 16S. Whole genome sequencing. A bigger 16S phylogeny. Where is the diversity. The type strains.