Which of the following is not true of biotin?
a. It is involved in gluconeogenesis.
b. Deficiencies are rare.
c. It acts as a co-enzyme in the TCA cycle.
d. Some is produced by GI bacteria.
e. A good source is egg whites.
Answer: E
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A scientist discovers a chemical in certain rocks that kills bacteria when it is mixed with sterile water in a test tube. She cannot market extracts that contain this chemical as a dietary supplement, because it ________.
A. must first undergo scientific testing to determine its effectiveness B. does not contain dietary ingredients C. has to receive a U.S. patent before the FDA will approve its use D. contains more than one kind of natural material
Yogurt is tolerated better than milk by many lactose-intolerant people because
A) the acidity of yogurt improves digestibility. B) yogurt has no lactose. C) bacteria in yogurt help digest the lactose. D) the thick consistency of yogurt improves digestibility.
Cancer is contagious
a. True b. False Indicate whether the statement is true or false
Explain the difference between an incomplete protein and complete protein. Give an example of a food containing each of these types of protein
What will be an ideal response?