The Six Kingdoms of Living Organisms Domain Kingdom Characteristics Cell Cell Structure Body Nutrition Other information Examples Type Type Helpful and Autotrophic and harmful; most Enterobacteria Bacteria Eubacteria Prokaryotic Cell wall: Unicellular Heterotrophic abundant life form Lactobacillus peptidoglycan Spirochetes

Capable of living Autotrophic and in harsh Methanogens Archaea Archaebacteria Prokaryotic Cell wall: no Unicellular Heterotrophic environments; Extremophiles peptidoglycan more similar to Nonextremophiles Eukarya

Unicellular Autotrophic and Aquatic; mixed Amoebas Eukarya Protista Eukaryotic Mixed and Heterotrophic category Euglenas Multicellular Kelp

Unicellular Decomposers Yeasts Eukarya Fungi Eukaryotic Cell wall: and Heterotrophic Parasites Mushrooms chitin Multicellular Molds

Cannot move; photosynthesis to Flowers Eukarya Plantae Eukaryotic Cell wall; Multicellular Autotrophic make food; Ferns cellulose multicellular Pines reproductive Oak Tree organs Eukarya Animalia Eukaryotic No cell wall multicellular Heterotrophic Move; plasma Birds membrane; obtain Insects food for energy Earthworms