fa25-anthro105 anthro105
Chapter 4: Speciation and Phylogeny Chapter 4: Speciation and Phylogeny
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Chapter objectives
What Are Species?
The Biological Species Concept
The Ecological Species Concept
The Origin of Species
Allopatric Speciation
Parapatric and Sympatric Speciation
Adaptive Radiation
The Tree of Life
Why Reconstruct Phylogenies?
How to Reconstruct Phylogenies
Problems Due to Convergence
Problems Due to Ancestral Characters
Using Genetic-Distance Data to Date Phylogenetic Events
Taxonomy: Naming Names
Key terms
Study questions