Table 2 The Gene Ontology functional enrichment of the genes identified as mating responsive in head tissues from all four time points

small molecule metabolic process

2.02E-10

organic acid metabolic process

5.58E-10

carboxylic acid metabolic process

5.58E-10

oxoacid metabolic process

5.58E-10

cellular ketone metabolic process

3.16E-09

cellular amine metabolic process

4.44E-08

cellular amino acid metabolic process

1.39E-07

oxidation reduction

3.83E-07

cellular amino acid and derivative metabolic process

5.36E-07

alcohol metabolic process

1.16E-06

pentose-phosphate shunt

2.10E-05

NADP metabolic process

2.10E-05

NADPH regeneration

2.10E-05

amine biosynthetic process

3.29E-05

alcohol catabolic process

4.58E-05

amine metabolic process

5.95E-05

coenzyme metabolic process

1.12E-04

serine family amino acid metabolic process

1.14E-04

glycine metabolic process

1.18E-04

nicotinamide metabolic process

1.19E-04

alkaloid metabolic process

1.19E-04

nicotinamide nucleotide metabolic process

1.19E-04

cellular amino acid biosynthetic process

1.38E-04

pyridine nucleotide metabolic process

1.83E-04

small molecule catabolic process

2.01E-04