Table 1. Gene Ontology (GO) analysis of the downregulated genes identified in the resistant Y chromosome males relative to SR1227.

GO term	Biological process	P-valuea	No. of genes
GO:0045333	Cellular respiration	1.34E−19	33
GO:0015980	Energy derivation by oxidation of organic compounds	2.91E−18	33
GO:0006091	Generation of precursor metabolites and energy	1.47E−16	35
GO:0022904	Respiratory electron transport chain	8.97E−16	25
GO:0022900	Electron transport chain	5.69E−15	25
GO:0042773	ATP synthesis coupled electron transport	5.79E−13	22
GO:0042775	Mitochondrial ATP synthesis coupled electron transport	2.11E−12	21
GO:0006119	Oxidative phosphorylation	4.40E−12	22
GO:0006120	Mitochondrial electron transport, NADH to ubiquinone	6.54E−08	13
GO:0007602	Phototransduction	6.04E−07	14
GO:0009583	Detection of light stimulus	0.0000028	14
GO:0055114	Oxidation–reduction process	0.0000149	47
GO:0009581	Detection of external stimulus	0.0000454	14
GO:0009060	Aerobic respiration	0.0028969	10
GO:0009416	Response to light stimulus	0.0078173	15
GO:0009314	Response to radiation	0.0089795	16
GO:0006084	Acetyl-CoA metabolic process	0.0341105	9

Abbreviations: ATP, adenosine triphosphate; NADH, nicotinamide adenine dinucleotide.

^aCorrected with the Holm–Bonferroni Multiple Hypothesis Test.