Phylogenies Flashcards
Taxonomy
Organizing organism
Nomenclature
A way to rank organisms in an hierarchical order
Polynomial Nomenclature
Many names, the previous way to organize nomenclature.
Binomial Nomenclature
A species name consists of Genes Specific epithet and author
Who created Binomial Nomenclature
Carolus Linnaeus
What do phylogenetic trees represent?
lines of evolutionary descent from a common ancestor
On a phylogenetic tree, 2 species are more closely related if
they have a more recent common ancestor
On a phylogenetic tree, a node represents
a speciation event
In the scientific name, Ursus Americanus, Americanus is
the specific epithet
On phylogenetic tree tips represnt
present day species
which of following characteristics that includes the most recent common ancestor and ALL of its descendants
monophylgenetic group
which of following characteristics that includes the most recent common ancestor and SOME of its descendants
Para phylegnetic group
Which Phyolegentic group is known as a clade
A monophylgenetic group
What is a clade?
memebers are more closly realted to each other
what is a grade?
species are more related to outside members than each other
