TABLE 4

Lhr reverses the deleterious effects of duplications of Hmrmel

FemalesMales
CrossTemp.+Dp+Dp% Dp males
mel C(1)DX,y f; Dp(1;2)v+75d/CyO × sim v m
24°00876843.8
mel C(1)DX,y f; Dp(1;2)v+75d/CyO × sim Lhr
24°1218510455.0
  • Crosses proved extremely difficult, but proceeded somewhat better at 24°. The rescue of Dp-bearing females by Lhr is unexpected [particularly as such hybrids should lack most rRNA genes (Takamura and Watanabe 1980)].