Multiple choice

The minimum number of transferred RNA molecules for each of the twenty amino acids that are found in proteins is _____.

  1. 20

  2. 40

  3. 1

  4. 2
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Each amino acid is recognized by at least one specific tRNA molecule. While some amino acids have multiple tRNAs, the minimum required is one per amino acid.

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