Testing for adaptive evolution of the female reproductive protein ZPC in mammals, birds and fishes reveals problems with the M7-M8 likelihood ratio test

Table 2 Summary of simulation studies of ZPC LRTs.

	p (X²)	mammals p (parametric bootstrap)	p (robustness)	p (X²)	fishes p (parametric bootstrap)	p (robustness)
M1a-M2a	1	100/100	100/100	0.97	57/100	32/100
M7-M8	0.004	<1/100	25/100	0.0006	<1/100	52/100
M8a-M8	0.084	7/100	7/100	0.19	28/100	28/100

ISSN: 2730-7182