(a) What are codon and anticodon?

(b) Name the amino acids which have only one codon each.

(c) The amino acid arginine has 6 mRNA codons: CGU CGC CGA CGG AGA and AGG. Write the DNA codon.

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Detailed Solution

(a) Three nucleotides on mRNA chain is called codon. An anticodon is a sequence of three nucleotides found on a transfer RNA (tRNA) molecule that corresponds to a specific codon on messenger RNA (mRNA) during protein synthesis.

(b) Methionine and tryptophan have only one codon each.

(c) GCA GCG GCT GCC TCT and TCC are the codons on DNA.

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