Multiple choice

Which of the following amino acids is involved in methyl group metabolism in biological systems?

  1. Tryptophan

  2. Proline

  3. Methionine

  4. Serine

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

Methionine is a key amino acid in methyl group metabolism, as it is converted to S-adenosylmethionine (SAM), the primary methyl donor in the cell.