Table 4. Top biological categories enriched with genes from the RFI network as determined by IPA.

Category	p-value
Cell Morphology	2.03 x 10–16 to 4.93 x 10–03
Organismal Survival	2.07 x 10–15 to 1.04 x 10–06
Cellular Assembly and Organization	6.53 x 10–14 to 4.4 x 10–03
Cellular Function and Maintenance	6.53 x 10–14 to 4.17 x 10–03
Nervous System Development and Function	4.44 x 10–13 to 4.65 x 10–03
Tissue Morphology	2.65 x 10–12 to 4.44 x 10–03
Behavior	4.84 x 10–12 to 4.7 x 10–03
Cell-To-Cell Signaling and Interaction	7.98 x 10–12 to 4.4 x 10–03
Organismal Development	5.4 x 10–11 to 4.65 x 10–03
Embryonic Development	4.29 x 10–10 to 4.34 x 10–03
Organ Development	4.29 x 10–10 to 4.34 x 10–03
Tissue Development	4.29 x 10–10 to 4.92 x 10–03
Cardiovascular System Development and Function	1.23 x 10–08 to 4.17 x 10–03
Cardiovascular Disease	1.26 x 10–08 to 3.96 x 10–03
Cellular Development	1.3 x 10–08 to 4.93 x 10–03
Cellular Movement	1.22 x 10–07 to 4.4 x 10–03
Cancer	1.22 x 10–07 to 4.66 x 10–03
Organ Morphology	3.26 x 10–07 to 4.77 x 10–03
Hereditary Disorder	6.82 x 10–07 to 1.93 x 10–03

RFI: residual feed intake