Multiple choice

Which of the following is a set of essential amino acids?

  1. Alanine, aspartic acid, proline, serine

  2. Lysine, leucine, methionine, tryptophan

  3. Proline, methionine, serine, tryptophan

  4. Alanine, lysine, methionine, serine

  5. Aspartic acid, leucine, proline, tryptophan
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Lysine, leucine, methionine, tryptophan: All are essential amino acids.

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