parts of a phylogenetic tree sorted by
relevance

Admin10.07.2021

20.1: Organizing Life on Earth

Each node is called a taxonomic unit.
Admin22.06.2021

2.1 Reading Trees

If you pick a node on a phylogenetic tree, you can easily draw a circle around the clade that it defines, as in the tree below.
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Admin10.07.2021

Phylogenetic Trees

For this reason, serious phylogenetic studies generally use a combination of genes that come from different genomic sources e.
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Admin20.07.2021

Phylogenetic Tree: Definition & Types

Overall these three types of characters can be likened to the story of Goldilocks: plesiomorphies are too hot too widespread , autapomorphies are too cold too restricted , and synapomorphies are just right for determining phylogenetic relationships.
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Admin06.08.2021

2.1 Reading Trees

A branch point indicates where two lineages diverged.
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Admin04.08.2021

Structure of Phylogenetic Trees

Think of it this way: my last name tells me that I am part of the McLennan clan.
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Admin30.07.2021

Phylogenetic tree

" Terminal taxa are connected by branches.
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Admin25.08.2021

20.1: Organizing Life on Earth

A lineage that evolved early and remains unbranched is a basal taxon.
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Facts: Terminology

This is often used when the rooting of the tree is not known although I have marked with a red circle the equivalent position of the root in trees above.
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The example of a family tree

, a free software to draw phylogenetic trees.
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Admin12.08.2021

Structure of Phylogenetic Trees

A phylogeny is a "tree", which estimates the "historical" connections between species or genes that they carry.
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Admin10.07.2021

Phylogenetic Tree: Definition & Types

A clade is also said to be monophyletic.
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