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26 Cards in this Set

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  • Back
TAXONOMY
Classifying organisms
Assigning
Names (universally accepted)
WHY ASSIGN SCIETIFIC NAMES?
Common names are confusing
Who invented Bionomial Nomenclature?
Carolus Linnaeus
BIONOMIAL NOMENCLATURE assigns 2 names. What are they?
Genus & Species
Identify the 7 classification levels of Bionmial Nomenclature
Species
Genus
Family
Order
Class
Phylum
Kindom
Taxon
A level within the Bionmial Nomenclatuer (ie order, class)
Phylogeny
Evolutionary relationships among organisms
Evolutionary Classification
Grouping organisms together based on their evolutionary history
Cladogram
Diagram that shows the evolutionary relationships among a group of organisms
Cladistic Analysis
Identify & Consider characteristcs of organimss that are evolutionary innovations. These are new characteristsics that arise as lineages evolve over time
Derived Characteristics
Characteristics that appear in recent parts of a lineage, but not in its older members.
Similar DNA
DNA show similarites at the molecular level and can be used to help determine classification and evolutionary relationships
Molecular Clocks
Use DNA comparisons to estimate the length of time that 2 species have ben evolving independently
TAXONOMY
Classifying organisms
Assigning
Names (universally accepted)
WHY ASSIGN SCIETIFIC NAMES?
Common names are confusing
Who invented Bionomial Nomenclature?
Carolus Linnaeus
BIONOMIAL NOMENCLATURE assigns 2 names. What are they?
Genus & Species
Identify the 7 classification levels of Bionmial Nomenclature
Species
Genus
Family
Order
Class
Phylum
Kindom
Taxon
A level within the Bionmial Nomenclatuer (ie order, class)
Phylogeny
Evolutionary relationships among organisms
Evolutionary Classification
Grouping organisms together based on their evolutionary history
Cladogram
Diagram that shows the evolutionary relationships among a group of organisms
Cladistic Analysis
Identify & Consider characteristcs of organimss that are evolutionary innovations. These are new characteristsics that arise as lineages evolve over time
Derived Characteristics
Characteristics that appear in recent parts of a lineage, but not in its older members.
Similar DNA
DNA show similarites at the molecular level and can be used to help determine classification and evolutionary relationships
Molecular Clocks
Use DNA comparisons to estimate the length of time that 2 species have ben evolving independently