TABLE 2:

Embryonic lethality of pyd maternal and zygotic mutants.

Female	Male	% Embryonic lethal	No. of hatched + dead
pydB12/pydB12	pydB12/pydB12	60.5	347
pydB12/Df(3R) pXT103	pydB12/TM3	47.0	100
pyd ex147/pyd ex147	pydB12/pydB12	43.3	358
	pyd ex147/pyd ex147	66.2	264
pyd ex180/pyd ex180	pydB12/pydB12	58.2	308
	pyd ex180/pyd ex180	85.7	343
pydB12/+	pydB12/+	2.0	100
Df(3R) pXT103/+	pydB12/+	2.0	100

Crosses were carried out at 25°C.