quality biological sex sex quality Tomasz Adamusiak biological sex MSH:D012723 The assemblage of physical properties or qualities by which male is distinguished from female; the physical difference between male and female; the distinguishing peculiarity of male or female. NCIt:C28421 An organismal quality inhering in a bearer by virtue of the bearer's ability to undergo sexual reproduction in order to differentiate the individuals or types involved. Term applied to any organism able to undergo sexual reproduction in order to differentiate the individuals or types involved. Sexual reproduction is defined as the ability to exchange genetic material with the potential of recombinant progeny. James Malone Jie Zheng PATO:0000047 PATO:0000047 organismal quality