biological characteristic
sex characteristic
http://purl.bioontology.org/ontology/MESH/D012727
https://en.wikipedia.org/wiki/Sexual_characteristics
https://www.wikidata.org/wiki/Q1517875
Physical or behavioral traits of an organism (typically of a sexually dimorphic organism) which are often, but not always, indicative of its biological sex (i.e. whether the organism produces male or female gametes).
sex characteristics
sexual characteristic
characteristic
sex
sex
sexo
sexe
cinsiyet