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