Adjective
English Wikipedia has an article on:Intergenic regionWikipedia
intergenic (not comparable)
(genetics) Describing the noncoding sections of nucleic acid between genes
For instance, in the human genome only 1.1% of the genome is spanned by exons, whereas 24% is in introns, with 75% of the genome being intergenic DNA. citation Across all eukaryotic genes in GenBank there were (in 2002), on average, 5.48 exons per gene. Source: Internet
Introns make up 26% and intergenic regions 47% of the genome. Source: Internet