Write a short response to the following question: The phylogenies below show two hypotheses regarding the relationships among vertebrates. The phylogeny on the right ...
Phylogeny Systematics Hypothesis Cladistics Derived character Cladogram Dichotomous Key Order Family Genus Species Common name Scientific name Binomial
Phylogeny & Domain Bacteria Taxonomy how organisms are named and classified Greek philosophers suggested that life might have changed gradually over time but ...
Title: Systematics: The Science Of Biological Diversity Author: Jeffery Hughey Last modified by-- Created Date: 3/14/2005 3:00:29 AM Document presentation format
Phylogeny, the evolutionary history of an organism, ... There are three basic assumptions in cladistics: Organisms within a group are descended from a common ancestor.
Imagine a store ..how do you know where to find the milk or the cereal? Are they in the same aisle? How is the store organized ? Are all stores similar?
In molecular evolution, the studied data are homologous DNA/AA sequences ... Monte Carlo Markov Chains (MCMC) (e.g., using MrBayes) Most accurate. Very slow ...
Phylogeny (7) Science concepts. The student knows evolutionary theory is a scientific explanation for the unity and diversity of life. The student is expected to:
polyphyletic origins of metazoa. Syncytial theory. metazoans arose from a ... Polyphyletic: includes species that arose from more than one immediate ancestor ...
Based trees upon total weight of ALL shared, derived characters. Phylogenetic terms ... Most parsimonious placement = one gain of pulley-shaped astralagus ...
Usually, the relationship can be represented by a ... goshawk. vulture. duck. alligator. Time. Phylogenetic Inference. Apply algorithm to calculate tree(s) ...
FACIAL EXPRESSIONS AND NONHUMAN PRIMATES. SIMILARITIES IN HUMAN & NONHUMAN PRIMATES ... OF FACIAL DISPLAYS TO NONHUMAN PRIMATES SHOWN WHEN FACIAL MUSCLES ...
a palm tree representing the plants, a spider, one of the animals, and ... is a micrograph of the virus that causes tobacco mosaic disease in tobacco plants. ...
The blastopore becomes the mouth in echinoderms and ... The three domains are the Archaea (archaebacteria), the Bacteria (eubacteria), and the Eukarya ...
Co-orthologs of Drosophila gene AB. Orthologs (Group 1) Outparalogs of Group 1 ... It is not always the most complex model that produces the best result. ...
Defined by novel homologies. Introduced characteristics called derived characters. Shows evolution of orgs as well as the novel characters which define their grouping ...
The study of evolutionary relatedness among various groups of organisms. Cladistics: The philosophy of classification that arranges organisms only by ...
Phylogeny Review District AP Biology Session Phylum Echinodermata The only invertebrate, nonchordate deuterostomes Sessile or slow moving Spiny skin Water vascular ...
Ontogeny Recapitulates Phylogeny How We Classify and Why! ONTOGENY DEVELOMENT VARIATION, CHANGE, SELECTION, SURVIVAL AND REPRODUCTION WHAT IS A SPECIES?
1 4 Phylogeny Tree Reconstruction 3 5 2 5 2 3 1 4 Inferring Phylogenies Trees can be inferred by several criteria: Morphology of the organisms Sequence comparison ...
Elasmobranchs - sharks (360 species in two major groups), skates and rays (450 species) ... Sharks as predators: locate prey in a geographic sense. detect prey ...
Craniate phylogeny. and diversity of living species. Fig. 3.1. Vertebrata includes all living ... Amniota includes all living tetrapods except Lissamphibia; ...
Phylogeny A phylogenetic tree is another way of representing evolutionary relationships. Branches represent real lineages that occurred in the evolutionary past.
Phylogeny and Systematics Cladistics Analysis of phylogenetic relationships based on shared characters Characters may be primitive or derived Clade = Group of species ...
Title: Genomics of sensory systems Author: Karen Carleton Last modified by: Karen Carleton Created Date: 8/25/2007 7:09:59 PM Document presentation format
Phylogeny and Systematics Fossil Formations Dating Phylogeny based on Continental Drift Pangaea Mass Extinctions Systematics Hierarchical Classification Phylogenetic ...
and Functional Genomics by Jonathan Pevsner Charles Darwin's theory of evolution. ... Was Darwin correct that humans are closest. to chimps and gorillas? ...
... Genus & species Leopard = Panthera pardus African Lion = Panthera leo Hierarchical classification system Taxon = a group at any level (plural,taxa ...
Phylogeny and Cladistics Which similarities are most important? It s not always easy to tell! Evolutionary classification classifying based on phylogeny, not ...
Trees can be used to describe taxonomic groups ... Orangutan. Mouse. ACGCTAGCTACG. ACGCTAGCTACG. ACGCTAGCTAGG. ACGCTAGCTAGG. ACGCTAGCTAGG. ACGCTAGCTAGG ...
Phthiraptera systematics and the antiquity of lice ... Multiple clades of lice on the same host. A. Circumfasciate Head. B. Non-Circumfasciate Head ...
Prior probability: the probability of the event before considering some additional data ... 3. Integrates over parameters instead of optimising over parameters. MCMC ...
Classification and phylogeny By:Changting Luo What is Classification Classification in biology is arranging living organisms into groups. Reasons for classification ...
http://loco.biosci.arizona.edu/r8s/ Sequence evolution: seqgen ... leaf-labeled by sequences in S ... Neighborhood size is quadratic in number of taxa ...