Integrative analysis of histomorphology, transcriptome and whole genome resequencing identified DIO2 gene as a crucial gene for the protuberant knob located on forehead in geese

Table 2 Genotypes and allele frequencies of the mutation locus of DIO2 gene in Tianfu meat geese breed

Position	Genotype frequencies			Allelic frequencies		P-value
Position	AA	GA	GG	A	G	P-value
c.642,923 G > A	0.32(96)	0.47(143)	0.21(65)	0.55	0.45	0.39

ISSN: 1471-2164