RNA catabolic process
mRNA catabolic process
biological_process
mRNA catabolism
mRNA breakdown
GO:0006402
mRNA decay
mRNA degradation
The chemical reactions and pathways resulting in the breakdown of mRNA, messenger RNA, which is responsible for carrying the coded genetic 'message', transcribed from DNA, to sites of protein assembly at the ribosomes.
negative regulation of gene expression
mRNA metabolic process