Classification Flashcards
Modern classification is based on
Structural similarities, evolutionary relationships and DNA evidence
Grouping of organisms
Organisms with a COMMON ANCESTOR are placed in the same group bc they are related to one another
Classification Categories
Kingdom-Phylum-Class-Order-Family-Genus-Species
King Phillip Came Over For Good Soup
Classification categories go from
General to specific
The # of organisms in each level decreases
Kingdom=broadest group
Species=narrowest group
Taxonomy
Branch of biology dealing with the classification and naming of living things
Domains
A broader group than kingdoms, Prokaryotes (no nuclear membrane) Monera (bacteria) Eukaryotes (nuclear membrane, membrane bound organelles) Protists, plants, fungi, animals
Carl Linnaeus
Father of modern classification
1758
Binomial nomenclature
Two word system of identifying organisms
Bi-2
Nom-name
Genus and species
Species
Organisms in the same species can reproduce together and produce fertile offspring
Genus and species
Genus (general) Capital
species (specific) lower case
Population
Think of WHERE
Specific species within a specialized AREA
Dichotomous key
Series of paired statements
Describes the presence or absence of certain characteristics or structures
A tool that allows the user to determine the identity of items in the natural world