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Question

A group of three bases in a strand of mRNA that code for amino acids are called .

A
anticodons
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B
nitrogenous bases
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C
nucleosides
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D
codons
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Solution

The correct option is D codons
The triplets of nitrogenous bases in DNA that code for amino acids are called codons. There are 64 codons, 61 of which code for different amino acids. The remaining three codons are stop/termination codons, which act as stop signals for protein synthesis.

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