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Biology for IGCSE & O level - Inheritance (Section 1 - No. 6)

What is a codon?
A three-base sequence of DNA that codes for an amino acid.
A three-base sequence of mRNA that codes for an amino acid.
A three-base sequence of tRNA that codes for an amino acid.
A three-base sequence of rRNA that codes for an amino acid.

توضيح

A codon is a three-base sequence on mRNA that specifies an amino acid.

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