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The sequence of three bases on mRNA that codes for one amino acid is called a:

  • A codon
  • B whole gene
  • C anticodon
  • D operon

Correct answer: A. codon

Explanation: A codon is a triplet of mRNA bases specifying one amino acid.

Concept context

DNA structure, replication, transcription, translation, the genetic code, and gene regulation (lac operon). The single most important chapter for NEET molecular biology.

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