Entry courtesy of
The National Human Genome Research Institute (NHGRI)

Codon

Three bases in a DNA or RNA sequence which specify a single amino acid.
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Dr. Paul Meltzer, of the National Human Genome Research Institute's Laboratory of Cancer Genetics, defines codon.

Related Terms

amino acids, deoxyribonucleic acid (DNA), genetic code (ATGC), ribonucleic acid (RNA)