Vitamin B12 deficiency is characterized by _____ serum methylmalonic acid
What vitamin is derived from the amino acid tryptophan?_____
Vitamin B9 (folate) deficiency is characterized by _____ methylmalonic acid levels
What vitamin acts as a cofactor for aminotransferase enzymes? _____
What is the coenzyme (active) form of vitamin B1? _____
Vitamin B7 (biotin) is a cofactor for the enzyme _____ (fatty acid synthesis)
What vitamin deficiency may be caused by malignant carcinoid syndrome? _____
vitamin B2 (riboflavin)
vitamin B3 (niacin)
What precursors and cofactors are needed to make vitamin B3 (niacin)?
Study 10 flashcards on Water-soluble vitamins - B complex for USMLE Biochemistry. These active recall cards cover the key concepts, clinical associations, and high-yield facts from this chapter of Vitamin/mineral functions and deficiencies. Each card is designed to test your understanding rather than just recognition, building stronger and more durable memories for exam day.
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