Diving as a profession can be traced back more than 5000 years, yet diving-related disease was not described until Paul Bert wrote about caisson disease in 1878.
The noun MRNA has 1 sense: 1. the template for protein synthesis; the form of RNA that carries information from DNA in the nucleus to the ribosome sites of protein synthesis in the cell. Familiarity information: MRNA used as a noun is very rare.
MRNA. Definition. noun. Abbreviated form for messenger ribonucleic acid, the type of RNA that codes for the chemical blueprint for a protein (during protein synthesis). Supplement. In prokaryotes, mRNA is produced by splicing a large primary transcript from a DNA sequence. The mRNAs of prokaryotes are usually very short lived (from seconds to more than an hour) and protein synthesis starts even while the mRNA is still being synthesized.