Taxonomy

What is Taxonomy?

Science of grouping organisms according to the relationship among organisms

How did taxonomists sort organisms?

based on physical and structural features

What is binomial nomenclature?

method of naming organisms by using a two part name ( scientific name)

What language are scientific names written in?

Latin

How do we write scientific names?

In italics, Genus first letter capitalized and species lower case

What do cladistics and phylogenetics use to group organisms with their ancestors?

DNA (Deoxyribonucleic Acid) derived characteristics

What are the three domains?

Archaea, Eubacteria, Eukarya

What are the characteristics of Archaebacteria?

Simple cell, unicellular, autotroph, found in extreme environments, prokaryotes ( cells walls don't contain peptidoglycan)

What are the characteristics of Eubacteria (true bacteria)?

Complex cells, unicellular, prokaryotes (cell walls made up of peptidoglycan)

What kingdoms are found in the domain Eukarya ?

Protist, Fungi, Plants, Animals

What is one of the defining characteristics of domain Eukarya?

Eukaryotes(cells have a nucleus)

Which domain have only unicellular organisms?

Archaea, Eubacteria

What are the characteristics of Protists?

Complex cells, most are unicellular, hetero or autotrophic,Examples: slime molds, and algae

What are the characteristics of Fungi ?

Most are unicellular, complex cells, heterotrophic

What are the characteristics of plants?

Multicellular, complex cells, autotrophic

What are the characteristics of animals?

Largest Kingdom, complex cells, multicellular, heterotrophic

Compare Eukaryotes to Prokaryotes