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Thursday 29 September 2005

Definition: The term proposed by Crick (1963) for the sequence of nucleotides in DNA or RNA.which is responsible for determining that a specific amino acid shall be inserted into a polypeptide chain. There is more than one codon for most amino acids. It has now been established that the codon is a triplet of nitrogenous bases in DNA or RNA that specifies a single amino acid.

See also:

- genetic code