Which of the following vitamins is MOST important in energy metabolism?
A) vitamin B12 B) choline C) niacin D) vitamin C
Question 2
Which of the following statements about zinc is TRUE?
A) Fresh fruits and vegetables are the best food sources of zinc.
B) The RDA for zinc does not increase during pregnancy.
C) Zinc absorption is inhibited by vitamin C.
D) Zinc is critical for fetal protein synthesis, growth, and development.