Multiple choice

Which of the following amino acids is coaded by UUU and UUC codons?

  1. Tyrosine

  2. Phenylalanine

  3. Tryptophan

  4. Valine

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

Phenylalanine is an α-amino acid . This essential amino acid is classified as nonpolar because of the hydrophobic nature of the benzyl side chain. L-Phenylalanine (LPA) is an electrically neutral amino acid.The codons for L-phenylalanine are UUU and UUC.