'Species concepts' diaporamas de présentation

Vertebrate Zoology

Vertebrate Zoology Dr. A. Kristopher Lappin is attending the meeting of the Society for Comparative and Integrative Biology (Seattle, WA). He will return Friday, January 8. Dr. Moriarty, Biological Sciences Dept. Biostatistics, Population and Community Ecology, Ornithology Vertebrate Zoology

2.05k views • 79 slides

Vertebrate Zoology

Vertebrate Zoology. Dr. A. Kristopher Lappin is attending the meeting of the Society for Comparative and Integrative Biology (Seattle, WA). He will return Friday, January 8. Dr. Moriarty, Biological Sciences Dept. Biostatistics, Population and Community Ecology, Ornithology. Vertebrate Zoology.

1.76k views • 79 slides

Evolution 17 & 18: Species Concepts & Mechanisms of Speciation

Evolution 17 & 18: Species Concepts & Mechanisms of Speciation. Species Diversity. The number of living species may be as great as 100 million! Speciation may have occurred billions of times in the last 3.8 billion years All cultures recognize different forms (species) and name them

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DNA Barcoding and the biological species concept: Valerio Sbordoni Dipartimento di Biologia

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CHAPTER 15 Species: Concepts & Origins

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CHAPTER 24

CHAPTER 24. THE ORIGIN OF SPECIES. 1. OVERVIEW. A. Speciation Is defined as the origin of new species (process by which one species splits into two or more species) Is at the focal point of evolutionary theory which must explain how new species originate and how populations evolve

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BIOL2007 (B242) - BIODIVERSITY AND SPECIES Next lecture: how species evolve . Today:

BIOL2007 (B242) - BIODIVERSITY AND SPECIES Next lecture: how species evolve . Today: (1) nature of species (2) whether speciation differs from microevolution . What are species? Species "concepts." How do species differ from each other? How many species are there?

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The Origin of Species

The Origin of Species. Chapter 24 BCOR 012 Jan. 31 and Feb. 2, 2011. Outline for January 31, Feb. 2, 2011:. I. Introduction II. What is a species? The biological species concept Reproductive isolating mechanisms Alternative species concepts III. Modes of speciation Allopatric Sympatric

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Species Concepts: what is the problem & why is it still here?

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SPECIATION

SPECIATION. formation of a new species BIOLOGICAL SPECIES CONCEPT population or group of populations whose members have the potential to interbreed with one another to produce viable, fertile offspring, but who cannot produce viable, fertile offspring with members of other species.

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SPECIES AND SPECIATION

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Systematics: The Science Of Biological Diversity Chapter 12

Systematics: The Science Of Biological Diversity Chapter 12. Systematics - the scientific study of biological diversity and its evolutionary history. Theophrastus (370-285 B.C.). Father of Botany, student of Aristotle. Classified plants based on form. Tree Shrub Undershrub Herb.

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Systematics: The Science Of Biological Diversity Chapter 12

Systematics: The Science Of Biological Diversity Chapter 12. Systematics - the scientific study of biological diversity and its evolutionary history. Theophrastus (370-285 B.C.). Father of Botany, student of Aristotle. Classified plants based on form. Tree Shrub Undershrub Herb.

927 views • 23 slides

The Atlas of Living Australia

The Atlas of Living Australia. Challenges and Opportunities for Managing Biodiversity Information. Huntsman spider Holconia montana. Tagasaste (tree lucerne) Chamaecytisus palmensis. Braconidae - ? Chaoilta sp. Parasitises. Feeds upon. Preys upon.

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Speciation

Speciation. Process by which species originate Origin of diversity we observe in nature. Outline. Species concepts Species numbers through time What drives speciation? Two examples Discussion. Species Concepts. Typological Biological Evolutionary Genealogical Ecological Cohesive.

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SPECIES AND SPECIATION

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The Diversity of Living Things An Introduction

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Identifying, Naming, and Classifying Species

Identifying, Naming, and Classifying Species. Taxonomy. the branch of biology that identifies, names, and classifies species (alive and extinct). Callicebus caquetensis, a species of titi monkey, was discovered in the Colombian Amazon. (AP, 2010). How do we identify and name a species?.

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Ch 17 Speciation

Ch 17 Speciation . Lecture outline . Speciation, species and linneaus. Species concepts. Biological Species Concept: Lineage Species Concept:. Allopatric Isolation . http://wps.pearsoncustom.com/wps/media/objects/3014/3087289/Web_Tutorials/18_A01.swf. Sympatric Isolation .

302 views • 13 slides