'Biological species concept' presentation slideshows

Classification

Classification. Organisms are classified into a hierarchical classification that groups closely related organisms and progressively includes more and more organisms. Species. The species is the basic biological unit around which classifications are based.

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Evolutionary Thought Timeline + Chap 9 and 10

Evolutionary Thought Timeline + Chap 9 and 10. Organisms Life Histories and Evolutionary Fitness . Bit of review. Convergent Evolution - . Convergence. Convergence. Theria. Eutheria. Metatheria. ancestor. Cactacea Euphorbacea. Adaptation. Pre-Darwinian idea Old School Adaptation:.

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Phylogeny and Systematics

Phylogeny and Systematics. Chapter 10. Taxonomy. Taxonomy produces a formal system for naming and classifying species to illustrate their evolutionary relationship. Taxonomy & Systematics. Taxonomy Formal system for naming and classifying species. Systematics

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Phylogeny and Systematics

Phylogeny and Systematics. Chapter 10. Taxonomy. Taxonomy produces a formal system for naming and classifying species to illustrate their evolutionary relationship. Taxonomy & Systematics. Taxonomy Formal system for naming and classifying species. Systematics

1.85k views • 54 slides

Fish History & Classification

Fish History & Classification . http://main.nbii.gov/portal/community/Communities/Geographic_Perspectives/Mid-Atlantic/Featured_Projects/EKey_-_Electronic_Key_for_Identifying_Freshwater_Fishes/. Chapter 11. Part I: Early Fishes. Ostracoderms and Placoderms. Refresher of geologic time scale.

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Darwin VS. Lamarck

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Speciation

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Species and Populations

Species and Populations. Biology/ Env S 204 Spring 2009. Species and Populations--Introduction. Species concepts = how species are defined Population biology = how individuals are distributed, how they vary. Species and Populations--Introduction.

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Advanced biology chapter 14: classification NOTES

Advanced biology chapter 14: classification NOTES. Introduction.

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Figure 4.3 (b)

Figure 4.3 (b). The Origin of species. Species and Speciation. Fundamental unit of classification is the species. Species = a group of populations in which genes are actually, or potentially, exchanged through interbreeding. Problems

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Species and Populations

Species and Populations. Biology/ Env S 204 Spring 2009. Species and Populations--Introduction. Species concepts = how species are defined Population biology = how individuals are distributed, how they vary. Species and Populations--Introduction.

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Chapter 23 & 24 Population Genetics and Speciation

Chapter 23 & 24 Population Genetics and Speciation. Evolution descent with modification genetic change over time Natural Selection differential reproductive success different phenotypes result from interaction of organisms with environment

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Table of Contents

Population Genetics and Speciation. Chapter 16. Table of Contents. Section 1 Genetic Equilibrium Section 2 Disruption of Genetic Equilibrium Section 3 Formation of Species. Section 1 Genetic Equilibrium. Chapter 16. Objectives.

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Speciation: Last Lecture!!

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Speciation

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Bioinformatics CSM17 Week2: Biological Classification

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Legislative Response to Endangerment

Legislative Response to Endangerment. Lacey Act (1900; amended 1981) Game birds and other birds, possession of protected species Endangered Species Preservation Act of 1966 Habitat acquisition Endangered Species Conservation Act of 1969 Inverts, trade, Started process that led to CITES

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Is the Red Wolf Real? Canis rufus

Is the Red Wolf Real? Canis rufus. Overview. The red wolf is under petition to be delisted from the Endangered Species Act because it is thought to be a hybrid between the gray wolf ( Canis lupus) and the coyote ( C. latrans).

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CHAPTER 14 The Origin of Species

CHAPTER 14 The Origin of Species. The origin of new species is called speciation. What is a species?. Similarities between some species and variation within a species can make defining species difficult The biological species concept defines a species as

331 views • 13 slides