Spliceosomal introns are noncoding DNA sequences located between exons in many eukaryotic protein-coding genes. Most are removed post-transcriptionally by RNA splicing and do not encode proteins, but they have been implicated in various regulatory processes, including gene transcription, mRNA nu...
Source: [Phys.org](https://phys.org/news/2026-07-yeast-survives-spliceosomal-introns.html)