Many people avoid MSG, afraid it could cause migraines and muscle aches, but how bad is it really? And how does it compare to salt?

A different nucleic acid molecule, known as messenger RNA, makes a copy of the gene sequence and carries it outside the nucleus. The message encoded in the messenger RNA is read by structures ...

The poly-A tail is a long chain of adenine nucleotides that is added to a messenger RNA (mRNA) molecule during RNA processing to increase the stability of the molecule. Immediately after a gene in ...

during which the information stored in a molecule of DNA is copied into a new molecule of messenger RNA. RNA polymerases have been found in all species, but the number and composition of these ...