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1.What kind of evolution do homologous structures indicate...

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1. What kind of evolution do homologous structures indicate? 2. What kind of evolution do analogous structures indicate?
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Page 1: 1.What kind of evolution do homologous structures indicate ...ihsmoberlybiology.weebly.com/uploads/3/8/4/4/... · •Homologous • Divergent evolution: closely related species evolving

1. What kind of evolution do homologous structures indicate?

2. What kind of evolution do analogous structures indicate?

Page 2: 1.What kind of evolution do homologous structures indicate ...ihsmoberlybiology.weebly.com/uploads/3/8/4/4/... · •Homologous • Divergent evolution: closely related species evolving

• Pass forward your Great Transformations Video Questions now!

Evidence for Evolution

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• Homologous

• Divergent evolution: closely related species evolving different characteristics (Away from each other)

• Analogous

• Convergent evolution: similar characteristics developing in unrelated species

Evidence for Evolution

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Cetacean Evolution• Analysis #4

1. Restate your claim

2. One piece of evidence

3. Support that claim with that evidence by:

• Giving the specific significant traits of the evidence

• How those traits demonstrate the claim

4. Repeat

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Cetacean Evolution• Any questions?

• Video:

• https://www.youtube.com/watch?v=FE49xEU_z7g

Page 6: 1.What kind of evolution do homologous structures indicate ...ihsmoberlybiology.weebly.com/uploads/3/8/4/4/... · •Homologous • Divergent evolution: closely related species evolving

• Fossils

• Biogeography

• Embryology

• Homologous structures

• Analogous structures

• Vestigial structures

• Gene comparisons

• Protein comparisons

Evidence

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Species

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Species

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Speciation

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Speciation

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Reproductive Isolation

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Reproductive Isolation

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Behavioral Isolation

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Behavioral Isolation

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Behavioral Isolation

Bonobo Chimpanzee

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Geographic Isolation

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Geographic Isolation

Page 18: 1.What kind of evolution do homologous structures indicate ...ihsmoberlybiology.weebly.com/uploads/3/8/4/4/... · •Homologous • Divergent evolution: closely related species evolving

Temporal Isolation

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Temporal Isolation

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Speciation

Page 21: 1.What kind of evolution do homologous structures indicate ...ihsmoberlybiology.weebly.com/uploads/3/8/4/4/... · •Homologous • Divergent evolution: closely related species evolving

Common Ancestor

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Common Ancestor

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Common Ancestor

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Common Ancestor

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Extinction

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Adaptive Radiation

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Punctuated Equilibrium

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Punctuated Equilibrium

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Divergent Evolution

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Convergent Evolution

Page 31: 1.What kind of evolution do homologous structures indicate ...ihsmoberlybiology.weebly.com/uploads/3/8/4/4/... · •Homologous • Divergent evolution: closely related species evolving

Cladograms

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Cladograms

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Cladograms

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Cladograms

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Cladograms

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Cladograms


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