Table of Contents
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Subjects of this lecture
Taxonomy - is the science of classification of organisms.
Phylogenetics - WHY?
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PPT Slide
PPT Slide
From a common ancestor sequence, two
How we calculate the Degree of Divergence
Relationships of Phylogenetic Analysis and Sequences Analysis
Relationships of Phylogenetic Analysis and Sequences Analysis
Relationships of Phylogenetic Analysis and Sequences Analysis
Relationships of Phylogenetic Analysis and Sequences Analysis
What is a phylogenetic tree?
What is a phylogenetic tree?
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PPT Slide
In a phylogenetic tree...
In a phylogenetic tree...
Tree structure
Slide taken from Dr. Itai Yanai
The Molecular Clock Hypothesis
Rooted Tree = Cladogram
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Slide taken from Dr. Itai Yanai
Rooted versus Unrooted
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PPT Slide
Selecting sequences for phylogenetic analysis
Selecting sequences for phylogenetic analysis
Known Problems of Multiple Alignments
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Known Problems of Multiple Alignments
Selecting sequences for phylogenetic analysis
PPT Slide
Taken from Dr.Itai Yanai
Building Phylogenetic Trees
Statistical Methods
Statistical Methods
Taken from Dr. Itai Yanai
Taken from Dr. Itai Yanai
Statistical Methods
Character Based Methods
Character Based Methods
Character Based Methods - Maximum Parsimony
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PPT Slide
PPT Slide
Character Based Methods - Maximum Parsimony
Maximum Parsimony Methods are Available�
Character Based Methods - Maximum Likelihood
Character Based Methods - Maximum Likelihood
Maximum Likelihood method
Character Based Methods
Distances Matrix Methods
Distances Matrix Methods
Distances Matrix Methods
Distance method steps
Distance method steps
Distances Matrix Methods
Mutations as data source for evolutionary analysis
Correction of Distances between DNA sequences
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Mutations - Substitutions
Mutations - Substitutions
Mutations
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Substitution Mutations
Let's assume that..
Where do the mutations occur?
Correction of Distances between DNA sequences
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PPT Slide
These evolutionary models improve the distance calculations between the sequences.
DNA Evolution Models
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How to draw Trees? (Building trees software)
A Tip...
Known problems of Phylogenetic Analysis
Known problems of Phylogenetic Analysis
Known problems of Phylogenetic Analysis
How many trees to build?
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