Table 3.

Frequency ± SD of synaptic abnormalities of the sex chromosomes in P. sungorus, P. campbelli and their F1 hybrids. The number of animals in each group is the same as in Table 2.

Group	XY Bivalent				XX Bivalent
	n Cells	Asynapsed	Synapsed without MLH1	Synapsed with MLH1	n Cells	Centromere Misalignment	Asynapsed Xp
P. sungorus	191	0.11 ± 0.02	0.36 ± 0.04	0.53 ± 0.04	151	0.52 ± 0.04	0.12 ± 0.02
P. campbelli	152	0.09 ± 0.02	0.26 ± 0.04	0.65 ± 0.04	321	0.37 ± 0.03	0.10 ± 0.02
F1	213	0.78 ± 0.03	0.12 ± 0.02	0.01 ± 0.02	162	0.70 ± 0.04	0.62 ± 0.04