Multiple choice

Which of the following sets represents essential amino acids only?

  1. Tryptophan, Histidine, Aspartic acid, Proline, Leucine

  2. Valine, Leucine, Tryptophan, Lysine, Histidine

  3. Alanine, Proline, Aspartic acid, Glycine, Cysteine

  4. Valine, Leucine, Aspartic acid, Glycine, Cysteine

  5. Alanine, Valine, Lysine,Glycine, Tryptophan
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Valine, Leucine, Tryptophan, Lysine, Histidine: All are essential amino acids.

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