Micro organisms

any organism too small to be seen by the naked eye

-Prokaryotes: Bacteria and Archaea 

-Algea, fungi and protists

-Vivuses

Antonie Van Leeuwenhoek

-Lens grinder

-descovered bacteria

living orgs could generate from nonliving matter

-Proved wrong

-Aristrotle

-instructure said he was awesome

connected germs to desease > Germ theory

other achievements

immunology

dismissed spontanious generation

fermentation

pasturilization and serilization