Which statement about vitamins is true?
A) They are essential inorganic nutrients.
B) They are required in larger amounts than are essential amino acids.
C) Many serve as coenzymes.
D) Vitamin D can be acquired only by eating meat or dairy foods.
E) When vitamin C is eaten in large quantities, the excess is stored in fat for later use.

Question

Quizplus · Accepted Answer

Many vitamins serve as coenzymes, which are molecules required by enzymes to carry out catalysis. Vitamins can participate in reactions as coenzymes themselves or can be modified to become a part of a coenzyme molecule.

Answer: D
 Vitamin D can be synthesized in the skin with exposure to sunlight, and is also found in some fortified foods and fatty fish. It is not necessary to consume meat or dairy to obtain vitamin D.

Statements A, B, and E are false.

Which Statement About Vitamins Is True