a.b.c.d.e.f.g.h.i.j.k.l.m.n.o.p.q.r.s.t.u.v.w.x.y.z

quantitative inheritance The mechanism of genetic control of traits showing continuous variation. quantitative variation Variation measured on a continuum (eg height in human beings) rather than in discrete units or categories. See continuous variation. The existence of a range of phenotypes for a specific character, differing by degree rather than by distinct qualitative differences. quaternary structure The association of polypeptide subunits to form the final structure of a protein.