Multiple choice

The codon UGG is the standard genetic code for ______ amino acids.

  1. Aspartic acid

  2. Valine

  3. Tryptophan

  4. Threonine

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Tryptophan is one of the 20 standard amino acids, as well as an essential amino acid in the human diet. It is encoded in the standard genetic code as codon UGG.