NHGRI

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Glossary of Genetic Terms

 
 [-- messenger RNA (mRNA) --]

 
defined: Template for protein synthesis. Each set of three bases, called codons, specifies a certain protein in the sequence of amino acids that comprise the protein. The sequence of a strand of mRNA is based on the sequence of a complementary strand of DNA.

explained: Listen to a detailed explanation.

Dr. Paul Meltzer, of the National Human Genome Research Institute's Laboratory of Cancer Genetics, defines messenger RNA (mRNA).
illustrated:   View illustration

related
terms:
  gene, nucleus, protein, ribonucleic acid (RNA)

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