Multiple choice

Which of the following is important in one-carbon metabolism and DNA synthesis?

  1. Folate

  2. Niacin

  3. Thiamin

  4. Pantothenic acid

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A Correct answer
Explanation

Folate coenzymes play a central role in transfer reactions of one-carbon groups, which are essential for the synthesis of purines and pyrimidines used in DNA. Without adequate folate, cell division is impaired due to the lack of DNA precursors.