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10 Cards in this Set

  • Front
  • Back

Rooted

Describomg a phylogenetic tree with a single ancestral lineage to which all organisms represented in the diagram

Shared ancestral character

A character on a phylogenetic branch that is shared by a particular clade

Shared derived character

A character on a phylogenetic tree that is shared only by a certain clade of organisms

Sister taxa

Two lineages that diverged from the same branch point

Species

The most specific category of classification

Systematics

The science of determining the evolutionary relationdhips of organisms

Taxonomy

The science of classifying organisms

Taxon

A single level in the taxonomic classification system

List the different levels of the taxonomic system.

Domain


Kingdom


Phylum


Class


Order


Family


Genus


Species

Describe maximum parsimony

Hypothesizes that events occurred in the simplest, most obvious way, and the pathway of evolution probably includes the fewest major events thay coincide with the evidence at hand.