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Diversity, Classification & Evolution
Phylogenetic Trees and Evolution
Description
Phylogenetic trees show how organisms are related through evolution. They map the diversification of organisms or groups of organisms over time. In biology, a named group is called a taxon, and the plural is taxa. Taxa can be broad or narrow. They may include all birds, which form the class Aves, or a smaller group such as a...
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Transcript
- [Istruttore] La Filogenesi descrive
la relazione ancestrale fra organismi.
Le connessioni sono spesso rappresentate come alberi
con punte, rami, nodi e radici,
chiamato l'albero filogenetico.
In specifico, le punte dell'albero rappresentano
i taxa viventi, e i rami denotano
i cambiamenti...
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