Bio 101 Phylogeny

the ordered division & naming of organisms

• Taxonomy

• Linnaeus

• binomial nomenclature

• hierarchical classification

• Taxon

published a system of taxonomy based on resemblances

• Taxonomy

• Linnaeus

• binomial nomenclature

• hierarchical classification

• Taxon

genus + species names

• Taxonomy

• Linnaeus

• binomial nomenclature

• hierarchical classification

• Taxon

grouping species in increasingly inclusive categories

• Taxonomy

• Linnaeus

• binomial nomenclature

• hierarchical classification

• Taxon

a taxonomic unit at any level of hierarchy

• Taxonomy

• Linnaeus

• binomial nomenclature

• hierarchical classification

• Taxon

evolutionary history of a species or group of related species

• Phylogeny

• Systematics

• phylogenetic tree

• Parsimony

• Phylogenetic bracketing

classifies organisms & determines their evolutionary relationships

(use fossil, molecular, & genetic data to infer evolutionary relationships)

• Phylogeny

• Systematics

• phylogenetic tree

• Parsimony

• Phylogenetic bracketing

represents a hypothesis about evolutionary relationships

• Phylogeny

• Systematics

• phylogenetic tree

• Parsimony

• Phylogenetic bracketing

the fewest number of evolutionary steps

• Phylogeny

• Systematics

• phylogenetic tree

• Parsimony

• Phylogenetic bracketing

allows us to predict features of an ancestors from features of its descendants

• Phylogeny

• Systematics

• phylogenetic tree

• Parsimony

• Phylogenetic bracketing