Sympatric PowerPoint PPT Presentations

Fort Hood. Balcones NWR * Alldredge et al. (2004) Important Drivers of Metapopulation Viability ... Fort Hood. Balcones. Wolf Reintroduction to Northern Rockies ...

The validity of sympatric speciation has been a topic of some incongruity in the ... There are few examples of sympatric speciation. ...

San Bartolome Bay, Baja California to Pismo Beach, California. 3 sympatric color morphs (orange, brown, gray) ... Stanford Ichthyology Bulletin. 6, 1-224. ...

Sympatric Speciation ... Sympatric Speciation. www.thescienceteacher.co.uk ... explain the difference between sympatric and allopatric speciation. ...

MODELS OF SPECIATION Sympatric Speciation: Speciation without restriction to gene flow. Development of reproductive isolation without geographic barriers.

Allopatric versus Sympatric Speciation. Allopatric Speciation. Sympatric Speciation. Parapatric Speciation. Adaptive Radiation. Patterns of Speciation ...

Parapatric & sympatric theories strongly depend on. reinforcement. Reinforcement ... Sympatric Speciation: Host Shift. Apple & Hawthorn maggot flies (Rhagoletis ...

Sympatric speciation (especially plants and insects) Sympatric species occupy the same place at the same time. Allopatric Speciation ...

Sympatric speciation. Populations of a species isolate themselves. Behavior. Ecology ... Sympatric Speciation. Polyploidy. Habitat differentiation. Adaptation ...

lineages broadly sympatric. Pronounced genetic gaps among lineages but lineages occupy same range ... Lineages closely related but ... lineages sympatric ...

mule (dad donkey and mom horse) Sympatric Speciation. Sympatric = 'same country' ... Classification system shows degree of relatedness between organisms ...

Postneodarwinistic Theories of Evolution - From the Selfish Gene ... Neither Darwin nor Dawkins, mama mia, what to do next? creationist. sympatric. dichopatric ...

Evolution CP Chapters 10-12 * Types of Speciation Allopatric geographic barrier prevent gene flow Sympatric no geographic barrier prevents gene flow Gene flow ...

The Red Queen Hypothesis: selection pressure will increase number of resistant ... Sympatric speciation: Heterobasidion, Armillaria, Sphaeropsis, Phellinus, ...

Sympatric occupying same area. Allopatric separated by time or space. Sympatric vs allopatric speciation. Adaptation. Response to environmental gradient ...

Natural hybridization is common and hybrids are not uniformly unfit, ... Orcinus orca. R. Baird. unknown. Fig. 24.16. Sympatric Speciation. Tempo of Speciation ...

Situations intermediate between allopatric and sympatric speciation are also possible, and they are collectively called parapatric speciation.

... of sympatric speciation- (Finch population Darwin) 19. 19 ... Example: Finch evolution in Galapagos Islands. Result: Radial Evolution. Single ancestral form ...

Chapter 7 Primate Behavior Chapter Outline Primate Field Studies The Evolution of Behavior Sympatric Species Why Be Social? Primate Social Behavior Chapter Outline ...

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Speciation Modes: Pattern & Process. Allopatric. speciation (Parapatric. Speciation) Sympatric ... These characteristics can arise simultaneously or ...

Sympatric species are distinctive entities that are phenotypically different, ... Geographic Variation - Milk Snake. 7. Biological Species Concept. Ernst Mayr ' ...

Grand Canyon, AZ: speciation in squirrels. Sympatric Speciation ... Eurasian nuthatch Sitta neumayer. Mayr 1970 Populations, Species, and Evolution. www.pbase.com ...

Natural selection acts on phenotypic variation, selecting against traits that ... Allopatric, parapatric, sympatric. Common to both plants and animals. Speciation ...

Largest intact mixed deciduous dipterocarp forest (2) Cross-roads ... Cave Endemism (Fish, bats, arthropods) Sympatric species (Intact Mammal assemblage) (2) ...

Intrinsic factors that lead to reproductive isolation among individuals living ... Similar to Sympatric Speciation though could occur between allopatric pop'n ...

When gene pool frequencies change, microevolution has occurred ... (2) Sympatric Speciation. One population develops into two or more reproductively isolated groups ...

Resultant Pairwise Invasibility Plots. With k = k0 N(0,sk) and a = N(0,sa) we obtain ... Sympatric speciation processes may lead to patterns of species abutment ...

What has favored/allowed greater diversity of fishes on coral reefs than in lakes? ... Sympatric - sister species evolve within the dispersal range of each other, but ...

'Biodiversity is the variety of life on Earth, from the simplest ... Sympatric speciation. Hudson River Valley...flies bred on Hawthorne fruits, mid 1800's ...

Sympatric Speciation: evolution of reproductive barriers ... length of time ... apple tree. hawthorne tree. Rhagoletis pomonella. apple maggot fly ...

Reviewed status of all listed species in 2003. Relied on available data ... Sympatric = in ESU. Historically Allopatric = out of ESU ...

Courtship ritual as a behavioral barrier between species ... Allopatric speciation of squirrels in the Grand Canyon. Sympatric speciation by autopolyploidy in plants ...

For example cattle bred for thousands of years, selected for particular ... Sympatric Speciation. Speciation occurring in the same place ...

Human activity brings together species that have never been sympatric, ... Human activity creates disturbed habitat were fast growing generalists might be best fit. ...

1 or more populations of individuals that can interbreed and produce fertile ... Members of a species have a shared gene pool. ... Sympatric Speciation ...

Chapter 24 The Origin of Species Figure 24.5 Two main modes of speciation Figure 24.12 Adaptive radiation Figure 24.8 Sympatric speciation by autopolyploidy in plants ...

version 2, part 2, (Brett addition: sympatric populations during development. brown-eye F (bw) ... Allopatric during mating but sympatric otherwise. ...

When most people think of algae, they either think of the 'slimy' green stuff in ... Mechanisms of reproductive isolation among sympatric broadcast spawning ...

2. the problem of convergent evolution. 3. molecular traits ... Finches of the Galapagos Islands. Fig. 24. 6. Sympatric speciation ?? Fig. 24. 17. Time ...

One of the most important is nitrogen. Most plants obtain nitrogen directly ... Strains nodulating sympatric populations of actinorhizal species of Rosaceae, ...

All species are capable of producing offspring faster than the food ... Speciation (allopatric vs. sympatric) Phyletic gradualism vs. punctuated equilibrium ...

Tadeas Priklopil. University of Helsinki. Biomathematics research group. Interests. Adaptive dynamics. Mendelian genetics. Sympatric speciation ...

Speciation Ch 14 What is a species Numerous definitions Biological Species Concept Morphological Species Concept Ecological Species Concept Phylogenic Species Concept ...

How does speciation happen? Regardless of species concept, two species form a bimodal distribution of phenotypes or genotypes

Title: PowerPoint Presentation Author: Victoria Pirolli Last modified by: krombola Document presentation format: On-screen Show (4:3) Company: Kim Foglia

The Origin of Species Chapter 24 Origin of Species How do we define species? A population of organisms that produces viable fertile offspring in nature.

Title: Wednesday, September 5 Last modified by: pbishop Created Date: 8/16/2006 12:00:00 AM Document presentation format: On-screen Show (4:3) Other titles

Origin of Species How do we define species? A population of organisms that produces viable fertile offspring in nature. When does this definition fall apart?

The Origin of Species Species Biological Species Ring Species Barriers Prezygotic Habitat Isolation Behavior Isolation Temporal Isolation Mechanical Isolation Gametic ...

Title: Biological Science 2/e Author: Scott Freeman Last modified by: College Use Only Created Date: 12/24/2002 1:08:46 AM Document presentation format

How do new species arise?-- Speciation --Species: group of organisms that can interbreed and produce fertile offspring Speciation: the process by which genetically ...

Title: Slide 1 Created Date: 9/8/2005 1:01:27 AM Document presentation format: On-screen Show Other titles: Arial Times Default Design Slide 1 Slide 2 Community ...

Allopatric speciation occurs when two populations of an ancestral species become ... of speciation can result in cladogenesis, or branching patterns of speciation. ...

LECTURE 8: Macroevolution

An employment of flow cytometry in the biosystematics of the genus Galeobdolon ... 1C DNA content (pg / Mbp) 2C DNA content SE (pg) Species. Nuclear genome ...