12.A-D Characteristics of organisms

the hierarchical system used for grouping and naming species of living organisms.

• taxonomy

• taxonomic classification

• domain

• kingdom

the science of classifying according to similar characteristics

• taxonomy

• taxonomic classification

• domain

• kingdom

The highest level of the taxonomic hierarchy; includes three groups: Archaea, Bacteria, and Eukarya

• taxonomy

• animalia

• domain

• kingdom

category used to classify organisms

• plantae

• animalia

• domain

• kingdom

kingdom made up of complex, multicellular organisms that lack cell walls; all living or extinct animals

• plantae

• animalia

• Archaeabacteria

• kingdom

kingdom of multicellular organisms that are usually green, have cell walls made of cellulose, cannot move around, and use the sun's energy to make sugar by photosynthesis; plants

• plantae

• animalia

• Archaeabacteria

• fungi

kingdom of unicellular prokaryotes whose cell walls do not contain peptidoglycan

• bacteria

• animalia

• Archaeabacteria

• fungi

kingdom composed of heterotrophs; many obtain energy and nutrients from dead organic matter

• bacteria

• animalia

• Archaeabacteria

• fungi

single-celled organisms that lack a nucleus; prokaryotes

• bacteria

• protista

• Archaeabacteria

• fungi

kingdom of unicellular prokaryotes whose cell walls are made up of peptidoglycan; true bacteria

• bacteria

• protista

• eubacteria

• fungi