Experimental evolution of recombination and crossover interference in Drosophila caused by directional selection for stress-related traits

Table 4 Effect of hypoxia and hyperoxia selection on the coefficient of coincidence in adjacent intervals of the major chromosomes of D. melanogaster

Intervals	Control	Hypoxia	χ² _ML	P (control vs. hypoxia)	Hyperoxia	χ² _ML	P (control vs. hyperoxia)
y-cv-v	0.712 ± 0.099	1.108 ± 0.078	8.88	1.1 × 10^–2	0.883 ± 0.076	1.72	0.55
cv-v-f	0.737 ± 0.074	1.118 ± 0.056	16.07	2.8 × 10^–4	1.200 ± 0.058	22.83	9.7 × 10^–6
net-dp-b	0.332 ± 0.058	1.295 ± 0.062	96.20	7.9 × 10^–22	1.014 ± 0.068	49.46	1.4 × 10^–11
dp-b-pk	0.540 ± 0.097	1.195 ± 0.095	20.45	3.2 × 10^–5	1.146 ± 0.107	16.42	2.3 × 10^–4
b-pk-cn	0.301 ± 0.295	0.262 ± 0.258	0.01	1	0.643 ± 0.442	0.41	1
kn-c-sp	0.272 ± 0.129	0.179 ± 0.124	0.01	1	0.422 ± 0.148	0.84	0.97
c-px-sp	0.283 ± 0.078	0.253 ± 0.081	0.08	1	0.316 ± 0.083	0.08	1
ru-h-th	0.495 ± 0.103	0.995 ± 0.129	8.97	1.0 × 10^–2	0.396 ± 0.097	0.44	1
h-th-cu	0.137 ± 0.095	0.598 ± 0.162	5.50	0.06	0.342 ± 0.148	1.42	0.60

P values (two-tailed test) are based on unweighted likelihood tests for the difference between control and selection estimates, corrected for false discovery rate
For more details, see Additional file 1: Table S3
ML, Maximum likelihood

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