Step 1

Biochemistry 1

A 32-year-old primigravid woman at 23 weeks’ gestation presents to her obstetrician for a prenatal appointment. She has not received any prenatal care up to this point and does not take any vitamin supplements. On physical examination, she is noted to be pale. Neurological examination shows no abnormalities. A peripheral blood smear shows a megaloblastic anemia that is suspected to be linked to a vitamin deficiency.

Which of the following biochemical process is most directly impacted by the suspected deficiency?

  • A) Glycolysis
  • B) Pyrimidine synthesis
  • C) Transcription
  • D) Translation
  • E) Ubiqutination


Dr. Ted O'Connell

Andrew Ford


Dr. Ted O'Connell