Codon

usgb/ˈkoʊ.dɑn/
noun

A codon is a sequence of three nucleotides in a DNA or RNA molecule that specifies an amino acid in a protein.

The codon AUG codes for the amino acid methionine.
Visual representation of "codon" - A codon is a sequence of three nucleotides in a DNA or RNA molecule that specifies an amino acid in a protein.

Often appears as...

  • start codon
  • stop codon

Usage tips

Neutral

General

Definition 1 of 1
Visual representation of "codon"
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Definition

A codon is essential in genetics and serves as a basic unit in the genetic code.

Illustration for Definition
The codon is integral to translating DNA into proteins.
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Context

Understanding the role of codons is crucial for studying genetics and molecular biology.

Illustration for Context
In lab settings, the focus is often on how codons affect protein synthesis.
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Common Mistakes

Often confused with genes, codons are specifically sequences that code for amino acids.

Illustration for Common Mistakes
Students may mistakenly believe that all nucleotide sequences are codons.
Visual representation of the word "Codon"

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