TABLE 1

Basic statistics for heterozygous viability in the control and MA lines

Viability
type
Means (SE)Variances (SE)
Control linesMA linesAmong MA
lines
Among sublines
within MA lines
Residual,
MA lines
Residual,
control linesa
Cy/+1.337 (0.029)1.337 (0.027)0.766 (1.98)2.05 (2.59)80.8 (5.01)86.7 (10.9)
Pm/+1.447 (0.030)1.473 (0.027)3.20 (2.22)0102.4 (6.21)66.1 (8.33)
Average1.392 (0.027)1.405 (0.026)1.93 (1.98)1.32 (2.19)73.0 (4.53)60.2 (7.58)
  • Variances and their standard errors have been multiplied by 1000. Viabilities are based on a mean of 229 (range 42-415) flies per cross.

  • a Among the controls, all line and subline variances were zero.