gene /ˈʤin/
  因數,基因
  gene /ˈʤɪn/ 名詞
  基因
  gene
       n : (genetics) a segment of DNA that is involved in producing a
           polypeptide chain; it can include regions preceding and
           following the coding DNA as well as introns between the
           exons; it is considered a unit of heredity; "genes were
           formerly called factors" [syn: cistron, factor]