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cladogenesis (splitting of lineages, speciation) ...
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The Origin of Species Two basic patterns of evolutionary change can be distinguished Anagenesis Cladogenesis Origin of Species How do we define species?
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Chapter 24: The Origin of species-Macroevolution = the origin of new taxonomic groups Speciation = origin of new species Anagenesis vs. Cladogenesis
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Allopatric speciation occurs when two populations of an ancestral species become ... of speciation can result in cladogenesis, or branching patterns of speciation. ...
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History - clearer recently, more obscure anciently. Fossils - stratigraphic depth, isotope decay, etc. ... This branching of evolution is called cladogenesis. ...
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Pattern of Speciation: anagenesis vs. cladogenesis ... Anagenesis vs. Cladogenesis: Patterns of speciation. Anagenesis begins with one species and ends with one ...
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Allopatric speciation occurs when two populations of an ancestral species become ... of speciation can result in cladogenesis, or branching patterns of speciation. ...
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anagenesis (phyletic evolution) - an unbranched lineage. cladogenesis -branching evolution ... and donkey. mules cannot. backbreed with either. Hybrid Breakdown ...
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Origin of Species Galapagos Tortoise Anagenesis A single population is transformed enough to be designated a new species Cladogenesis Branching evolution.
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(owing to acquisition or assimilation of resources, etc. ... A basic-science answer: All ... Co-cladogenesis and other. macro-evolutionary processes...
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In some cases (e.g. UPGMA) the phylogenetic method is simple enough that we can ... Rapid cladogenesis. Widely differing rates of divergence. Horizontal gene transfer ...
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Ferramentas moleculares e estat sticas para estudos de estrutura de ... PDF versions of papers and powerpoints are (will be) ... Cladogenesis only above ...
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populations tend to get rid of deleterious mutations ... Darwin's finches adapted to their new environment. Modes of Speciation (Cladogenesis) ...
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During approximately the last ten years, use of molecular data has become much ... cladogenesis- evolution that leads to the formation of new species, by splitting ...
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Cladogenesis: Divergence of a new species from an evolutionary line, triggered ... emergence of new species or changes in existing species (predators, prey, etc. ...
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Phylogeny, the evolutionary history of an organism, ... There are three basic assumptions in cladistics: Organisms within a group are descended from a common ancestor.
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Macroevolution Part I: Phylogenies
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Warm Up: Hardy Weinburg The IA
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Evolutionary Biology David Shiuan Department of Life Science and Institute of Biotechnology National Dong Hwa University Darwinian Evolution 1809-1882 1809 Lamarck ...
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No major glaciations accompanied the Permian, Triassic and Cretaceous ME s. Another major glaciation, ca. 300 million years ago, and lasting 90 million yrs, ...
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Chapter 24 The Origin of Species
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Reproductive Isolation. Pre-Zygotic prevent fertilization from ever occurring. 1. Temporal different breeding seasons (frogs) ...
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Cenancestor (from the Greek 'kainos' meaning recent ... Paramecium. Dictyostelium. Entamoeba. Naegleria. Coprinus. Porphyra. Physarum. Homo. Tritrichomonas ...
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Title: Lecture 18: Rates of Evolutionary Change Author: Jean-Guy Godin Last modified by: Emily Herdman Created Date: 10/14/2003 12:28:41 AM Document presentation format
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Topics: Speciation and Reproductive Isolation Patterns of Evolution Rates of Evolution Origin of Life
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... sperm might not be able to travel to the ova Concept 24.1 Postzygotic ... A parasite may be defined by is adaptations to its host Concept 24.1 Pluralistic ...
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Prokaryotic Cell
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Descent with Modification Theme: Evolutionary change is based on the interactions between populations & their environment which results in adaptations (inherited ...
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Accumulation in a population of heritable changes, transforming it into a new species. ... Ex: woman in Argentina and man in Bhutan. human and cow. page 465 ...
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Microevolution (Ch 23) and Macroevolution (Ch 24)
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Tree Building What is a tree ? Cladograms Trees Scenario How to build a tree ? Observations First Principles Assumptions Methods What is a tree ? Cladograms and Trees ...
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Application to paleontology REVOLUTION! Tenets of Punctuated ... Minnows (many spp.) Sunfish (few spp.) Arose at similar time. No diff'n in morph divergence ...
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Title: PowerPoint Presentation Author: Carol Leibl Last modified by: bbailey Created Date: 9/8/2006 5:08:08 PM Document presentation format: On-screen Show (4:3)
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Development, Evolution and classification AP Biology
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Speciation Gould suggests that ... The Inventory of the Punctuated Equilibrium Theory Niles Eldredge of the American Museum of Natural History and Stephen Jay Gould ...
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The Origin of Species Chapter 24
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Punctuated Equilibrium Theory Versus Gradualism Theory Overview of Topic Important Definitions A thorough look at Gradualism Examples of Gradualism A thorough look ...
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1.1 Biodiversity Cladistics A particular method of hypothesizing relationships among organisms. Like other methods, it has its own set of assumptions, procedures, and ...
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Chapter 24: The Origin of Species Species and Speciation Species Concepts Reproductive Isolation Biological Species Concept Patterns of Speciation Anagenesis ...
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... your notebook pages are attached to the notebook or inside a notebook pocket; If ... Please do not intersperse your lab pages with those of the lab protocol. ...
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Chapter 5 Macroevolution and the Early Primates Chapter Outline What Is Macroevevolution? When and Where Did the First Primates Appear, and What Were They Like?
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Chapter 22 Descent with Modification: A Darwinian View of Life Evolution Evolution: the change over time of the genetic composition of ...
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The central process by which the abundance of life forms have come to exist. ... Finches. Origin of Species - 1859. Expression of Emotion in Man and Animals - 1872 ...
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... Robert Darwin (1809-1882) Charles Darwin and the Voyage of the Beagle. Charles Darwin and the Voyage of the Beagle. Charles Darwin and the Voyage of the Beagle ...
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Title: Slide 1 Author: Kyle Harms Last modified by: Kyle E Harms Created Date: 8/17/2003 6:28:51 PM Document presentation format: On-screen Show (4:3)
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... i.e., deter or repel herbivores Antibiosis traits those that reduce herbivore performance Tolerance traits those that ...
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4N can breed with 4N 8N offspring (polyploid) In one generation, ... able to synthesize simple organic compounds with flash of electricity ( lightning ); ...
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Concepts of Evolution Magnet: Ch 17 and 18 (a little of 19)
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Postneodarwinistic Theories of Evolution - From the Selfish Gene ... Neither Darwin nor Dawkins, mama mia, what to do next? creationist. sympatric. dichopatric ...
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Title: Concepts of Evolution Author: Preferred Customer Last modified by: Susan Phillips Created Date: 10/26/2005 10:23:02 PM Document presentation format
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Early Stone Tools The earliest archaeology www.shadowspastaf.com Artifacts Any object that owes any of its attributes to human activity usually a discrete object.
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Systematics: describes evol'nry relationships ... e.g. vultures. Groupings. A A A A. A. A. A. A A A A. A. A. A. A A A A. A. A. A ...
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Evolution and the Origin of Life
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Evolutionary changes that create new species and groups of species ... Ex: Flycatchers Empidonax. Least Flycatcher. Alder Flycatcher. Yellow-bellied Flycatcher ...
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Title: Slide 1 Author: Kyle Harms Last modified by: Kyle E Harms Created Date: 8/17/2003 6:28:51 PM Document presentation format: On-screen Show (4:3)
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