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The two substances needed for vitamin B 12 absorption are _______ and ____________________.

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hydrochlor...

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Explain folate's importance to pregnancy.

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The brain and spinal cord develop from t...

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What disease can result from prolonged thiamin deficiency?


A) scurvy
B) pernicious anemia
C) pellagra
D) beriberi
E) cheilosis

F) All of the above
G) A) and B)

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The B vitamin that is needed in very small amounts in the diet but whose role as a coenzyme in the TCA cycle is critical in helping to replenish oxaloacetate is ____________________ .

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Substances like vitamin C that significantly decrease the adverse effects of free radicals on normal physiological functions are known as ____________________.

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Which of the following is true of thiamin?


A) It is easily destroyed by heat.
B) The average thiamin intake in the United States is inadequate.
C) It is sometimes referred to as vitamin B2.
D) Boiling is a good cooking method for conserving a food's thiamin content.
E) It works hand in hand with vitamin C.

F) B) and C)
G) B) and E)

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Niacin was involved in a groundbreaking discovery that showed that _____.


A) diet inadequacies could cause disease
B) the B vitamins were involved in energy metabolism
C) tryptophan was a precursor of niacin
D) niacin was a water-soluble vitamin
E) dermatitis was a symptom of niacin deficiency

F) None of the above
G) B) and C)

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Discuss vitamin C deficiency, including its symptoms and treatment.

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The early signs of vitamin C deficiency ...

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