Table 2.

Distribution of SNPs into genotypic classes.

Type	Parent 1	Parent 2	P1 dosage	P2 dosage	SNP initial number	Mapped SNP
Null (N)	AAAA	BBBB	4	0	8	0
Simplex (S)	AAAA	AAAB	4	3	1,332	591
Simplex (S)	ABBB	BBBB	1	0
Triplex (T)	AAAA	ABBB	4	1	126	0
Triplex (T)	AAAB	BBBB	3	0
Duplex (D)	AAAA	AABB	4	2	720	172
Duplex (D)	AABB	BBBB	2	0
Double-simplex (SS)	AAAB	AAAB	3	3	1,013	78
Double-simplex (SS)	ABBB	ABBB	1	1
X-double-simplex (XSS)	AAAB	ABBB	3	1	65	8
Simplex-duplex (SD)	AAAB	AABB	3	2	11	0
Duplex-simplex (DS)	AABB	ABBB	2	1	773	116
Double-duplex (DD)	AABB	AABB	2	2	192	35
Total					4,240	1,000