Matching Pairs WKMS Classification of Living ThingsOnline version WKMS Science Vocabulary by Jamie Bowen 1 organism 2 species 3 cell 4 binomial nomenclature 5 kingdom 6 scientific name 7 genus 8 homeostasis name of an organism that consists of the genus and species group of similar species any living thing smallest unit of an organism that carries on life functions first and largest category for classifying organisms regulation of an organism's internal, life-maintaining conditions two-word naming system giving organisms their scientific name a group of closely related organisms