Burning foot syndrome may be caused by a deficiency of ____.
A) pantothenic acid
B) ascorbic acid
C) folate
D) biotin
Q. 25-methyl THF requires the action of which vitamin in order to form THF?
A) B12
B) B2
C) niacin
D) C
Q. 3Folate and ____ participate in the regeneration of methionine from homocysteine.
A) niacin
B) riboflavin
C) vitamin B6
D) vitamin B12
Q. 4Methylation of DNA influences gene expression. Which vitamin is important in this process?
A) niacin
B) folate
C) pantothenic acid
D) riboflavin
Q. 5The degradation of ____ provides the majority of one-carbon groups for pyrimidine synthesis. In this process, ____ is formed.
A) methionine; tetrahydrofolate
B) serine; 5,10-methylene tetrahydrofolate
C) uridine; tetrahydrofolate
D) homocysteine; 5-methyl tetrahydrofolate
Q. 6Which of the following reflects long-term folate status?
A) serum folate
B) red blood cell folate
C) homocysteine concentration in blood
D) serum methylmalonic acid
Q. 7Folate's discovery resulted from the search to cure ____.
A) aplastic anemia
B) hemolytic anemia
C) Fanconi's anemia
D) megaloblastic anemia
Q. 8Consumption of raw eggs causes a biotin deficiency due to the binding of ____ to the biotin, thus preventing its absorption.
A) heparin
B) carnitine
C) avidin
D) pyruvate
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