Why was "tantrum" trending last week?
heterozygosity het·er·o·zy·gos·i·ty (hět'ə-rō-zī-gŏs'ĭ-tē)
The state of being heterozygous.
heterozygous het·er·o·zy·gous (hět'ər-ə-zī'gəs)
Having different alleles at one or more corresponding chromosomal loci.
Of or relating to a heterozygote.
Relating to a cell that has two different alleles at corresponding positions on homologous chromosomes. Compare homozygous.