Phylogeny and the tree of life Flashcards
1
Q
phylogeny
A
the evolutionary history of a species or group of species
2
Q
systematics
A
a discipline focused on classifying organisms and determining their evolutionary relationships
3
Q
taxonomy
A
how organisms are named and classified
4
Q
binomal
A
the two-part format of a scientific name: Genus species
5
Q
Linnaean taxonomic system
A
Domain > Kingdom > Phylum > Class > Order > Family > Genus > Species
6
Q
taxon
A
ex: the taxon for Panthera pardus at the class level is Mammalia
7
Q
phylogenetic tree
A
a branching diagram showing evolutionary history, sometimes the length of the branches is meaningful (DNA difference)
8
Q
branch point
A
on a tree shows the divergence of lineages from a common ancestor
9
Q
sister taxa
A
group
