Stromatolites

-fossilized mats similar to layered microbial mats that certain groups of prokaryotes still form today in salt marshes and warm lagoons

Louis Pasteur

-broth experiment

-recreated primative atmosphere

-H₂O

-H₂

-CH₄

-NH₃

-Plantae (cell wall, autotrophic, multicellular, eukaryotic)

-Fungi (heterotrophic, chitian wall, multicellular, eukaryotic)

-Animalia (heterotrophic, multicellular, eukaryotic)

-Protista (unicellular, eukaryotic)

-Monera (prokaryotic)

-spontaneous generation- the idea of life emerging from inanimate material

-biogenesis- "life from life" principle which states that all life today arises only by reproduction of preexisting life

-Bacteria

-Archaea

-Eukarya