Which of the following is required for the absorption of vitamin B12?
A) A coenzyme
B) Intrinsic factor
C) Vitamin C
D) Bile acids
E) None of the above
B
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Approximately what proportion of people in the United States are believed to have hypertension?
a. 1/10 b. 1/5 c. 1/4 d. 1/3 e. 1/2
MDMA is the chemical abbreviation for what drug?
A) OxyContin B) Codeine C) marijuana D) Ecstasy
Which of the following is NOT T about lactose intolerance?
A. Symptoms include diarrhea. B. It is the same as a milk allergy. C. Lactase pills can help prevent symptoms. D. Cheese is usually better tolerated than milk.
Which if the following is NOT a proposed mechanism by which antioxidants help prevent
cancer? A) enhancing the immune system B) preventing damage to DNA through oxidation C) allowing aging and apoptosis of cancer cells D) serving as prooxidants against cancer cells