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Organisms that are only visible with the aid of a microscope


Viruses are


microbe(s) that have a true nucleus

Yeast & Protist

cells that poses a nucleus and membrane bound organelles


Eukaryotes first appeared how many years ago

1.8 billion

Tentative explanation of an observation


What helped establish the science of microbiology


Procaryotic organisms

Bacteria & Archaea

Order of Genus, Kingdom, and Species

Species, Genus, Kingdom

term used to describe any disease causing microorganism


disease caused by a microorganism


Any small membrane bound componenet found inside any eukaryotic cell


Viruses are NOT

living or prokaryotic

Prokaryotic, single celled ogranism, that can live in extreme conditions


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