The Reason That Lack of Vitamin B₁₂ Causes Megaloblastic Changes

question 23

Multiple Choice

The reason that lack of vitamin B₁₂ causes megaloblastic changes is that vitamin B₁₂:

• A) Is needed for the formation of nucleotide bases
• B) Is needed for the conversion of methionine to SAM
• C) Initiates mitosis
• D) Is needed for synthesis of intrinsic factor

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