Four butterflies connected to their parents
description
Transcript of Four butterflies connected to their parents
Four butterflies connected to their parents
offspring
parents
Population
Individuals
past
future
Pop
ulat
ion
Lin
eage
/ S
peci
esP
hylo
geny
A B C
The True History
A B C
A simplified representation
Representation of phylogenies
Tree Reading
Topological equivalence
Alexander CalderUntitled, 1941 sheet metal, wire, and paint
Project with David HornackWhippo dataset
Composite drawing from 2 MS Word clip art images
S. Freeman, J. C. Herron, Evolutionary analysis (Pearson/Prentice Hall, Upper Saddle River, NJ, ed. 3rd, 2004).
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J. Gatesy, et al., Syst. Biol. 48, 6-20 (1999) p12.
Tree Building
How did you build it?
• Character based method
• Distance method– Rooted– Unrooted
How did you build it?
• UPGMA – Unweighted Pair Group Method with
Arithmatic Mean
• Neighbor Joining