Which statement best explains why severe B vitamin deficiencies ...

[tichca]

Which statement best explains why severe B vitamin deficiencies can lead to fatigue?
 a. B vitamins are a source of energy (calories).
  b. Absorption of carbohydrate is decreased.
  c. Oxygen needed for energy metabolism cannot be transported to the cells.
  d. Coenzymes needed for energy metabolism are produced in insufficient amounts.

Question 2

Which of the following statements is true about B-complex vitamins?
 a. These vitamins contain energy and are directly associated with fatigue.
  b. These vitamins play an indirect role in energy production.
  c. Studies show that sub-clinical deficiencies typically result in fatigue.
  d. Athletes generally improve performance when they take a low-dose supplement.

[billybob123]

Answer to Question 1

d

Answer to Question 2

b